Home / 8,967.04-13,428.60-7,397.44

Finding the Fourth Proportional to 8,967.04, 13,428.60 and 7,397.44

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Solution

The fourth proportional to 8,967.04, 13,428.60 and 7,397.44 is: 11,078.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967.04 : 13,428.60 = 7,397.44 : x
  2. Step 2: Convert to fraction form
    8,967.04/13,428.60 = 7,397.44/x
  3. Step 3: Cross multiply
    8,967.04x = 13,428.60 × 7,397.44
  4. Step 4: Simplify right side
    8,967.04x = 99,337,262.78
  5. Step 5: Solve for x
    x = 99,337,262.78/8,967.04
  6. Step 6: Final answer
    x = 11,078.04

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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.