Home / 10,006.54-15,010.12-3,432.63

Finding the Fourth Proportional to 10,006.54, 15,010.12 and 3,432.63

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Solution

The fourth proportional to 10,006.54, 15,010.12 and 3,432.63 is: 5,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.54 : 15,010.12 = 3,432.63 : x
  2. Step 2: Convert to fraction form
    10,006.54/15,010.12 = 3,432.63/x
  3. Step 3: Cross multiply
    10,006.54x = 15,010.12 × 3,432.63
  4. Step 4: Simplify right side
    10,006.54x = 51,524,220.24
  5. Step 5: Solve for x
    x = 51,524,220.24/10,006.54
  6. Step 6: Final answer
    x = 5,149.05

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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.