Home / 11,209.52-16,799.16-4,280.24

Finding the Fourth Proportional to 11,209.52, 16,799.16 and 4,280.24

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Solution

The fourth proportional to 11,209.52, 16,799.16 and 4,280.24 is: 6,414.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.52 : 16,799.16 = 4,280.24 : x
  2. Step 2: Convert to fraction form
    11,209.52/16,799.16 = 4,280.24/x
  3. Step 3: Cross multiply
    11,209.52x = 16,799.16 × 4,280.24
  4. Step 4: Simplify right side
    11,209.52x = 71,904,436.60
  5. Step 5: Solve for x
    x = 71,904,436.60/11,209.52
  6. Step 6: Final answer
    x = 6,414.59

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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.