Home / 10,470.80-15,703.76-3,073.27

Finding the Fourth Proportional to 10,470.80, 15,703.76 and 3,073.27

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Solution

The fourth proportional to 10,470.80, 15,703.76 and 3,073.27 is: 4,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470.80 : 15,703.76 = 3,073.27 : x
  2. Step 2: Convert to fraction form
    10,470.80/15,703.76 = 3,073.27/x
  3. Step 3: Cross multiply
    10,470.80x = 15,703.76 × 3,073.27
  4. Step 4: Simplify right side
    10,470.80x = 48,261,862.92
  5. Step 5: Solve for x
    x = 48,261,862.92/10,470.80
  6. Step 6: Final answer
    x = 4,609.19

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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.