Home / 5,842.26-8,765.55-2,146.91

Finding the Fourth Proportional to 5,842.26, 8,765.55 and 2,146.91

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Solution

The fourth proportional to 5,842.26, 8,765.55 and 2,146.91 is: 3,221.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,842.26 : 8,765.55 = 2,146.91 : x
  2. Step 2: Convert to fraction form
    5,842.26/8,765.55 = 2,146.91/x
  3. Step 3: Cross multiply
    5,842.26x = 8,765.55 × 2,146.91
  4. Step 4: Simplify right side
    5,842.26x = 18,818,803.12
  5. Step 5: Solve for x
    x = 18,818,803.12/5,842.26
  6. Step 6: Final answer
    x = 3,221.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.