Home / 11,080.28-16,611.10-5,154.16

Finding the Fourth Proportional to 11,080.28, 16,611.10 and 5,154.16

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Solution

The fourth proportional to 11,080.28, 16,611.10 and 5,154.16 is: 7,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.28 : 16,611.10 = 5,154.16 : x
  2. Step 2: Convert to fraction form
    11,080.28/16,611.10 = 5,154.16/x
  3. Step 3: Cross multiply
    11,080.28x = 16,611.10 × 5,154.16
  4. Step 4: Simplify right side
    11,080.28x = 85,616,267.18
  5. Step 5: Solve for x
    x = 85,616,267.18/11,080.28
  6. Step 6: Final answer
    x = 7,726.90

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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.