Home / 10,117.68-15,177.24-3,192

Finding the Fourth Proportional to 10,117.68, 15,177.24 and 3,192

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Solution

The fourth proportional to 10,117.68, 15,177.24 and 3,192 is: 4,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117.68 : 15,177.24 = 3,192 : x
  2. Step 2: Convert to fraction form
    10,117.68/15,177.24 = 3,192/x
  3. Step 3: Cross multiply
    10,117.68x = 15,177.24 × 3,192
  4. Step 4: Simplify right side
    10,117.68x = 48,445,750.08
  5. Step 5: Solve for x
    x = 48,445,750.08/10,117.68
  6. Step 6: Final answer
    x = 4,788.23

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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.