Home / 10,841.48-16,247.64-7,906.04

Finding the Fourth Proportional to 10,841.48, 16,247.64 and 7,906.04

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Solution

The fourth proportional to 10,841.48, 16,247.64 and 7,906.04 is: 11,848.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,841.48 : 16,247.64 = 7,906.04 : x
  2. Step 2: Convert to fraction form
    10,841.48/16,247.64 = 7,906.04/x
  3. Step 3: Cross multiply
    10,841.48x = 16,247.64 × 7,906.04
  4. Step 4: Simplify right side
    10,841.48x = 128,454,491.75
  5. Step 5: Solve for x
    x = 128,454,491.75/10,841.48
  6. Step 6: Final answer
    x = 11,848.43

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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.