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Finding the Fourth Proportional to 10,073.80, 15,107.10 and 4,529.80

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Solution

The fourth proportional to 10,073.80, 15,107.10 and 4,529.80 is: 6,793.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.80 : 15,107.10 = 4,529.80 : x
  2. Step 2: Convert to fraction form
    10,073.80/15,107.10 = 4,529.80/x
  3. Step 3: Cross multiply
    10,073.80x = 15,107.10 × 4,529.80
  4. Step 4: Simplify right side
    10,073.80x = 68,432,141.58
  5. Step 5: Solve for x
    x = 68,432,141.58/10,073.80
  6. Step 6: Final answer
    x = 6,793.08

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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.