Home / 10,691.63-14,754.40-5,975.91

Finding the Fourth Proportional to 10,691.63, 14,754.40 and 5,975.91

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Solution

The fourth proportional to 10,691.63, 14,754.40 and 5,975.91 is: 8,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.63 : 14,754.40 = 5,975.91 : x
  2. Step 2: Convert to fraction form
    10,691.63/14,754.40 = 5,975.91/x
  3. Step 3: Cross multiply
    10,691.63x = 14,754.40 × 5,975.91
  4. Step 4: Simplify right side
    10,691.63x = 88,170,951.56
  5. Step 5: Solve for x
    x = 88,170,951.56/10,691.63
  6. Step 6: Final answer
    x = 8,246.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.