Home / 10,182.47-15,252.91-5,241.72

Finding the Fourth Proportional to 10,182.47, 15,252.91 and 5,241.72

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Solution

The fourth proportional to 10,182.47, 15,252.91 and 5,241.72 is: 7,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.47 : 15,252.91 = 5,241.72 : x
  2. Step 2: Convert to fraction form
    10,182.47/15,252.91 = 5,241.72/x
  3. Step 3: Cross multiply
    10,182.47x = 15,252.91 × 5,241.72
  4. Step 4: Simplify right side
    10,182.47x = 79,951,527.50
  5. Step 5: Solve for x
    x = 79,951,527.50/10,182.47
  6. Step 6: Final answer
    x = 7,851.88

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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.