Home / 7,472.29-10,314.37-4,641.85

Finding the Fourth Proportional to 7,472.29, 10,314.37 and 4,641.85

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Solution

The fourth proportional to 7,472.29, 10,314.37 and 4,641.85 is: 6,407.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.29 : 10,314.37 = 4,641.85 : x
  2. Step 2: Convert to fraction form
    7,472.29/10,314.37 = 4,641.85/x
  3. Step 3: Cross multiply
    7,472.29x = 10,314.37 × 4,641.85
  4. Step 4: Simplify right side
    7,472.29x = 47,877,758.38
  5. Step 5: Solve for x
    x = 47,877,758.38/7,472.29
  6. Step 6: Final answer
    x = 6,407.37

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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.