Home / 8,937.23-13,398.08-3,389.13

Finding the Fourth Proportional to 8,937.23, 13,398.08 and 3,389.13

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Solution

The fourth proportional to 8,937.23, 13,398.08 and 3,389.13 is: 5,080.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.23 : 13,398.08 = 3,389.13 : x
  2. Step 2: Convert to fraction form
    8,937.23/13,398.08 = 3,389.13/x
  3. Step 3: Cross multiply
    8,937.23x = 13,398.08 × 3,389.13
  4. Step 4: Simplify right side
    8,937.23x = 45,407,817.92
  5. Step 5: Solve for x
    x = 45,407,817.92/8,937.23
  6. Step 6: Final answer
    x = 5,080.75

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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.