Home / 3,931.17-5,892.82-2,176.98

Finding the Fourth Proportional to 3,931.17, 5,892.82 and 2,176.98

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Solution

The fourth proportional to 3,931.17, 5,892.82 and 2,176.98 is: 3,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.17 : 5,892.82 = 2,176.98 : x
  2. Step 2: Convert to fraction form
    3,931.17/5,892.82 = 2,176.98/x
  3. Step 3: Cross multiply
    3,931.17x = 5,892.82 × 2,176.98
  4. Step 4: Simplify right side
    3,931.17x = 12,828,523.74
  5. Step 5: Solve for x
    x = 12,828,523.74/3,931.17
  6. Step 6: Final answer
    x = 3,263.29

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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.