Home / 10,272.70-15,389.12-6,752.04

Finding the Fourth Proportional to 10,272.70, 15,389.12 and 6,752.04

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Solution

The fourth proportional to 10,272.70, 15,389.12 and 6,752.04 is: 10,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.70 : 15,389.12 = 6,752.04 : x
  2. Step 2: Convert to fraction form
    10,272.70/15,389.12 = 6,752.04/x
  3. Step 3: Cross multiply
    10,272.70x = 15,389.12 × 6,752.04
  4. Step 4: Simplify right side
    10,272.70x = 103,907,953.80
  5. Step 5: Solve for x
    x = 103,907,953.80/10,272.70
  6. Step 6: Final answer
    x = 10,114.96

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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.