Home / 3,158.28-4,733.13-1,677.15

Finding the Fourth Proportional to 3,158.28, 4,733.13 and 1,677.15

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Solution

The fourth proportional to 3,158.28, 4,733.13 and 1,677.15 is: 2,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.28 : 4,733.13 = 1,677.15 : x
  2. Step 2: Convert to fraction form
    3,158.28/4,733.13 = 1,677.15/x
  3. Step 3: Cross multiply
    3,158.28x = 4,733.13 × 1,677.15
  4. Step 4: Simplify right side
    3,158.28x = 7,938,168.98
  5. Step 5: Solve for x
    x = 7,938,168.98/3,158.28
  6. Step 6: Final answer
    x = 2,513.45

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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.