Home / 9,245.40-13,869.96-3,402.04

Finding the Fourth Proportional to 9,245.40, 13,869.96 and 3,402.04

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Solution

The fourth proportional to 9,245.40, 13,869.96 and 3,402.04 is: 5,103.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.40 : 13,869.96 = 3,402.04 : x
  2. Step 2: Convert to fraction form
    9,245.40/13,869.96 = 3,402.04/x
  3. Step 3: Cross multiply
    9,245.40x = 13,869.96 × 3,402.04
  4. Step 4: Simplify right side
    9,245.40x = 47,186,158.72
  5. Step 5: Solve for x
    x = 47,186,158.72/9,245.40
  6. Step 6: Final answer
    x = 5,103.74

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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.