Home / 10,073.43-15,123.85-6,945.68

Finding the Fourth Proportional to 10,073.43, 15,123.85 and 6,945.68

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Solution

The fourth proportional to 10,073.43, 15,123.85 and 6,945.68 is: 10,427.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.43 : 15,123.85 = 6,945.68 : x
  2. Step 2: Convert to fraction form
    10,073.43/15,123.85 = 6,945.68/x
  3. Step 3: Cross multiply
    10,073.43x = 15,123.85 × 6,945.68
  4. Step 4: Simplify right side
    10,073.43x = 105,045,442.91
  5. Step 5: Solve for x
    x = 105,045,442.91/10,073.43
  6. Step 6: Final answer
    x = 10,427.97

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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.