Home / 10,893.88-16,340.28-3,498.70

Finding the Fourth Proportional to 10,893.88, 16,340.28 and 3,498.70

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Solution

The fourth proportional to 10,893.88, 16,340.28 and 3,498.70 is: 5,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.88 : 16,340.28 = 3,498.70 : x
  2. Step 2: Convert to fraction form
    10,893.88/16,340.28 = 3,498.70/x
  3. Step 3: Cross multiply
    10,893.88x = 16,340.28 × 3,498.70
  4. Step 4: Simplify right side
    10,893.88x = 57,169,737.64
  5. Step 5: Solve for x
    x = 57,169,737.64/10,893.88
  6. Step 6: Final answer
    x = 5,247.88

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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.