Home / 10,517.63-15,773.03-3,495.76

Finding the Fourth Proportional to 10,517.63, 15,773.03 and 3,495.76

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Solution

The fourth proportional to 10,517.63, 15,773.03 and 3,495.76 is: 5,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,517.63 : 15,773.03 = 3,495.76 : x
  2. Step 2: Convert to fraction form
    10,517.63/15,773.03 = 3,495.76/x
  3. Step 3: Cross multiply
    10,517.63x = 15,773.03 × 3,495.76
  4. Step 4: Simplify right side
    10,517.63x = 55,138,727.35
  5. Step 5: Solve for x
    x = 55,138,727.35/10,517.63
  6. Step 6: Final answer
    x = 5,242.50

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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.