Home / 5,513.82-7,610.27-3,391.17

Finding the Fourth Proportional to 5,513.82, 7,610.27 and 3,391.17

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Solution

The fourth proportional to 5,513.82, 7,610.27 and 3,391.17 is: 4,680.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.82 : 7,610.27 = 3,391.17 : x
  2. Step 2: Convert to fraction form
    5,513.82/7,610.27 = 3,391.17/x
  3. Step 3: Cross multiply
    5,513.82x = 7,610.27 × 3,391.17
  4. Step 4: Simplify right side
    5,513.82x = 25,807,702.36
  5. Step 5: Solve for x
    x = 25,807,702.36/5,513.82
  6. Step 6: Final answer
    x = 4,680.55

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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.