Home / 10,401.27-15,600.38-3,381.93

Finding the Fourth Proportional to 10,401.27, 15,600.38 and 3,381.93

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Solution

The fourth proportional to 10,401.27, 15,600.38 and 3,381.93 is: 5,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401.27 : 15,600.38 = 3,381.93 : x
  2. Step 2: Convert to fraction form
    10,401.27/15,600.38 = 3,381.93/x
  3. Step 3: Cross multiply
    10,401.27x = 15,600.38 × 3,381.93
  4. Step 4: Simplify right side
    10,401.27x = 52,759,393.13
  5. Step 5: Solve for x
    x = 52,759,393.13/10,401.27
  6. Step 6: Final answer
    x = 5,072.40

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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.