Home / 10,124.07-15,186.11-5,446.28

Finding the Fourth Proportional to 10,124.07, 15,186.11 and 5,446.28

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Solution

The fourth proportional to 10,124.07, 15,186.11 and 5,446.28 is: 8,169.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124.07 : 15,186.11 = 5,446.28 : x
  2. Step 2: Convert to fraction form
    10,124.07/15,186.11 = 5,446.28/x
  3. Step 3: Cross multiply
    10,124.07x = 15,186.11 × 5,446.28
  4. Step 4: Simplify right side
    10,124.07x = 82,707,704.01
  5. Step 5: Solve for x
    x = 82,707,704.01/10,124.07
  6. Step 6: Final answer
    x = 8,169.41

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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.