Home / 10,265.53-15,398.84-3,245.01

Finding the Fourth Proportional to 10,265.53, 15,398.84 and 3,245.01

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Solution

The fourth proportional to 10,265.53, 15,398.84 and 3,245.01 is: 4,867.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.53 : 15,398.84 = 3,245.01 : x
  2. Step 2: Convert to fraction form
    10,265.53/15,398.84 = 3,245.01/x
  3. Step 3: Cross multiply
    10,265.53x = 15,398.84 × 3,245.01
  4. Step 4: Simplify right side
    10,265.53x = 49,969,312.79
  5. Step 5: Solve for x
    x = 49,969,312.79/10,265.53
  6. Step 6: Final answer
    x = 4,867.68

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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.