Home / 10,844.10-16,266.15-7,928.10

Finding the Fourth Proportional to 10,844.10, 16,266.15 and 7,928.10

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Solution

The fourth proportional to 10,844.10, 16,266.15 and 7,928.10 is: 11,892.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,844.10 : 16,266.15 = 7,928.10 : x
  2. Step 2: Convert to fraction form
    10,844.10/16,266.15 = 7,928.10/x
  3. Step 3: Cross multiply
    10,844.10x = 16,266.15 × 7,928.10
  4. Step 4: Simplify right side
    10,844.10x = 128,959,663.82
  5. Step 5: Solve for x
    x = 128,959,663.82/10,844.10
  6. Step 6: Final answer
    x = 11,892.15

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Similar ratio
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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.