Home / 3,767.20-5,198.76-2,088.62

Finding the Fourth Proportional to 3,767.20, 5,198.76 and 2,088.62

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Solution

The fourth proportional to 3,767.20, 5,198.76 and 2,088.62 is: 2,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.20 : 5,198.76 = 2,088.62 : x
  2. Step 2: Convert to fraction form
    3,767.20/5,198.76 = 2,088.62/x
  3. Step 3: Cross multiply
    3,767.20x = 5,198.76 × 2,088.62
  4. Step 4: Simplify right side
    3,767.20x = 10,858,234.11
  5. Step 5: Solve for x
    x = 10,858,234.11/3,767.20
  6. Step 6: Final answer
    x = 2,882.31

Related Problems

Find fourth proportional to 1,883.60, 2,599.38 and 1,044.31
Half scale
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Double scale
Find fourth proportional to 3,768.20, 5,200.14 and 2,089.62
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.