Home / 4,773.29-7,130.59-3,445.70

Finding the Fourth Proportional to 4,773.29, 7,130.59 and 3,445.70

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Solution

The fourth proportional to 4,773.29, 7,130.59 and 3,445.70 is: 5,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,773.29 : 7,130.59 = 3,445.70 : x
  2. Step 2: Convert to fraction form
    4,773.29/7,130.59 = 3,445.70/x
  3. Step 3: Cross multiply
    4,773.29x = 7,130.59 × 3,445.70
  4. Step 4: Simplify right side
    4,773.29x = 24,569,882.58
  5. Step 5: Solve for x
    x = 24,569,882.58/4,773.29
  6. Step 6: Final answer
    x = 5,147.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.