Home / 10,301.68-15,446.35-3,278.66

Finding the Fourth Proportional to 10,301.68, 15,446.35 and 3,278.66

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Solution

The fourth proportional to 10,301.68, 15,446.35 and 3,278.66 is: 4,916.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301.68 : 15,446.35 = 3,278.66 : x
  2. Step 2: Convert to fraction form
    10,301.68/15,446.35 = 3,278.66/x
  3. Step 3: Cross multiply
    10,301.68x = 15,446.35 × 3,278.66
  4. Step 4: Simplify right side
    10,301.68x = 50,643,329.89
  5. Step 5: Solve for x
    x = 50,643,329.89/10,301.68
  6. Step 6: Final answer
    x = 4,916.03

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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.