Home / 10,324.86-14,247.99-5,609.04

Finding the Fourth Proportional to 10,324.86, 14,247.99 and 5,609.04

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Solution

The fourth proportional to 10,324.86, 14,247.99 and 5,609.04 is: 7,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.86 : 14,247.99 = 5,609.04 : x
  2. Step 2: Convert to fraction form
    10,324.86/14,247.99 = 5,609.04/x
  3. Step 3: Cross multiply
    10,324.86x = 14,247.99 × 5,609.04
  4. Step 4: Simplify right side
    10,324.86x = 79,917,545.83
  5. Step 5: Solve for x
    x = 79,917,545.83/10,324.86
  6. Step 6: Final answer
    x = 7,740.30

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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.