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Finding the Fourth Proportional to 10,944.28, 15,101.94 and 6,468.22

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Solution

The fourth proportional to 10,944.28, 15,101.94 and 6,468.22 is: 8,925.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944.28 : 15,101.94 = 6,468.22 : x
  2. Step 2: Convert to fraction form
    10,944.28/15,101.94 = 6,468.22/x
  3. Step 3: Cross multiply
    10,944.28x = 15,101.94 × 6,468.22
  4. Step 4: Simplify right side
    10,944.28x = 97,682,670.35
  5. Step 5: Solve for x
    x = 97,682,670.35/10,944.28
  6. Step 6: Final answer
    x = 8,925.45

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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.