Home / 7,308.29-10,083.06-4,472.70

Finding the Fourth Proportional to 7,308.29, 10,083.06 and 4,472.70

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Solution

The fourth proportional to 7,308.29, 10,083.06 and 4,472.70 is: 6,170.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308.29 : 10,083.06 = 4,472.70 : x
  2. Step 2: Convert to fraction form
    7,308.29/10,083.06 = 4,472.70/x
  3. Step 3: Cross multiply
    7,308.29x = 10,083.06 × 4,472.70
  4. Step 4: Simplify right side
    7,308.29x = 45,098,502.46
  5. Step 5: Solve for x
    x = 45,098,502.46/7,308.29
  6. Step 6: Final answer
    x = 6,170.87

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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.