Home / 11,306.48-15,600.12-6,589.04

Finding the Fourth Proportional to 11,306.48, 15,600.12 and 6,589.04

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Solution

The fourth proportional to 11,306.48, 15,600.12 and 6,589.04 is: 9,091.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.48 : 15,600.12 = 6,589.04 : x
  2. Step 2: Convert to fraction form
    11,306.48/15,600.12 = 6,589.04/x
  3. Step 3: Cross multiply
    11,306.48x = 15,600.12 × 6,589.04
  4. Step 4: Simplify right side
    11,306.48x = 102,789,814.68
  5. Step 5: Solve for x
    x = 102,789,814.68/11,306.48
  6. Step 6: Final answer
    x = 9,091.23

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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.