Home / 10,435.04-15,655.97-3,861.72

Finding the Fourth Proportional to 10,435.04, 15,655.97 and 3,861.72

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Solution

The fourth proportional to 10,435.04, 15,655.97 and 3,861.72 is: 5,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.04 : 15,655.97 = 3,861.72 : x
  2. Step 2: Convert to fraction form
    10,435.04/15,655.97 = 3,861.72/x
  3. Step 3: Cross multiply
    10,435.04x = 15,655.97 × 3,861.72
  4. Step 4: Simplify right side
    10,435.04x = 60,458,953.16
  5. Step 5: Solve for x
    x = 60,458,953.16/10,435.04
  6. Step 6: Final answer
    x = 5,793.84

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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.