Home / 10,201.85-15,269.96-5,264.76

Finding the Fourth Proportional to 10,201.85, 15,269.96 and 5,264.76

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Solution

The fourth proportional to 10,201.85, 15,269.96 and 5,264.76 is: 7,880.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,201.85 : 15,269.96 = 5,264.76 : x
  2. Step 2: Convert to fraction form
    10,201.85/15,269.96 = 5,264.76/x
  3. Step 3: Cross multiply
    10,201.85x = 15,269.96 × 5,264.76
  4. Step 4: Simplify right side
    10,201.85x = 80,392,648.29
  5. Step 5: Solve for x
    x = 80,392,648.29/10,201.85
  6. Step 6: Final answer
    x = 7,880.21

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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.