Home / 8,864.72-13,302.20-3,598.64

Finding the Fourth Proportional to 8,864.72, 13,302.20 and 3,598.64

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Solution

The fourth proportional to 8,864.72, 13,302.20 and 3,598.64 is: 5,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.72 : 13,302.20 = 3,598.64 : x
  2. Step 2: Convert to fraction form
    8,864.72/13,302.20 = 3,598.64/x
  3. Step 3: Cross multiply
    8,864.72x = 13,302.20 × 3,598.64
  4. Step 4: Simplify right side
    8,864.72x = 47,869,829.01
  5. Step 5: Solve for x
    x = 47,869,829.01/8,864.72
  6. Step 6: Final answer
    x = 5,400.04

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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.