Home / 10,204.17-15,305.17-3,278.13

Finding the Fourth Proportional to 10,204.17, 15,305.17 and 3,278.13

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Solution

The fourth proportional to 10,204.17, 15,305.17 and 3,278.13 is: 4,916.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204.17 : 15,305.17 = 3,278.13 : x
  2. Step 2: Convert to fraction form
    10,204.17/15,305.17 = 3,278.13/x
  3. Step 3: Cross multiply
    10,204.17x = 15,305.17 × 3,278.13
  4. Step 4: Simplify right side
    10,204.17x = 50,172,252.21
  5. Step 5: Solve for x
    x = 50,172,252.21/10,204.17
  6. Step 6: Final answer
    x = 4,916.84

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1.5x scale

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.