Home / 10,191.60-15,262.62-7,062.66

Finding the Fourth Proportional to 10,191.60, 15,262.62 and 7,062.66

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Solution

The fourth proportional to 10,191.60, 15,262.62 and 7,062.66 is: 10,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191.60 : 15,262.62 = 7,062.66 : x
  2. Step 2: Convert to fraction form
    10,191.60/15,262.62 = 7,062.66/x
  3. Step 3: Cross multiply
    10,191.60x = 15,262.62 × 7,062.66
  4. Step 4: Simplify right side
    10,191.60x = 107,794,695.77
  5. Step 5: Solve for x
    x = 107,794,695.77/10,191.60
  6. Step 6: Final answer
    x = 10,576.82

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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.