Home / 5,167.17-7,133.94-3,401.78

Finding the Fourth Proportional to 5,167.17, 7,133.94 and 3,401.78

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Solution

The fourth proportional to 5,167.17, 7,133.94 and 3,401.78 is: 4,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.17 : 7,133.94 = 3,401.78 : x
  2. Step 2: Convert to fraction form
    5,167.17/7,133.94 = 3,401.78/x
  3. Step 3: Cross multiply
    5,167.17x = 7,133.94 × 3,401.78
  4. Step 4: Simplify right side
    5,167.17x = 24,268,058.74
  5. Step 5: Solve for x
    x = 24,268,058.74/5,167.17
  6. Step 6: Final answer
    x = 4,696.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.