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Finding the Fourth Proportional to 10,374.10, 15,560.67 and 3,353.80

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Solution

The fourth proportional to 10,374.10, 15,560.67 and 3,353.80 is: 5,030.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374.10 : 15,560.67 = 3,353.80 : x
  2. Step 2: Convert to fraction form
    10,374.10/15,560.67 = 3,353.80/x
  3. Step 3: Cross multiply
    10,374.10x = 15,560.67 × 3,353.80
  4. Step 4: Simplify right side
    10,374.10x = 52,187,375.05
  5. Step 5: Solve for x
    x = 52,187,375.05/10,374.10
  6. Step 6: Final answer
    x = 5,030.54

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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.