Home / 3,504.20-4,835.70-1,932.19

Finding the Fourth Proportional to 3,504.20, 4,835.70 and 1,932.19

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Solution

The fourth proportional to 3,504.20, 4,835.70 and 1,932.19 is: 2,666.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.20 : 4,835.70 = 1,932.19 : x
  2. Step 2: Convert to fraction form
    3,504.20/4,835.70 = 1,932.19/x
  3. Step 3: Cross multiply
    3,504.20x = 4,835.70 × 1,932.19
  4. Step 4: Simplify right side
    3,504.20x = 9,343,479.09
  5. Step 5: Solve for x
    x = 9,343,479.09/3,504.20
  6. Step 6: Final answer
    x = 2,666.37

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Half scale
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Double scale
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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.