Home / 10,992.17-15,168.87-6,275.53

Finding the Fourth Proportional to 10,992.17, 15,168.87 and 6,275.53

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Solution

The fourth proportional to 10,992.17, 15,168.87 and 6,275.53 is: 8,660.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992.17 : 15,168.87 = 6,275.53 : x
  2. Step 2: Convert to fraction form
    10,992.17/15,168.87 = 6,275.53/x
  3. Step 3: Cross multiply
    10,992.17x = 15,168.87 × 6,275.53
  4. Step 4: Simplify right side
    10,992.17x = 95,192,667.37
  5. Step 5: Solve for x
    x = 95,192,667.37/10,992.17
  6. Step 6: Final answer
    x = 8,660.04

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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.