Home / 10,944.20-15,102.09-6,468.14

Finding the Fourth Proportional to 10,944.20, 15,102.09 and 6,468.14

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Solution

The fourth proportional to 10,944.20, 15,102.09 and 6,468.14 is: 8,925.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944.20 : 15,102.09 = 6,468.14 : x
  2. Step 2: Convert to fraction form
    10,944.20/15,102.09 = 6,468.14/x
  3. Step 3: Cross multiply
    10,944.20x = 15,102.09 × 6,468.14
  4. Step 4: Simplify right side
    10,944.20x = 97,682,356.90
  5. Step 5: Solve for x
    x = 97,682,356.90/10,944.20
  6. Step 6: Final answer
    x = 8,925.49

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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.