Home / 5,042.17-6,949.15-3,866.05

Finding the Fourth Proportional to 5,042.17, 6,949.15 and 3,866.05

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Solution

The fourth proportional to 5,042.17, 6,949.15 and 3,866.05 is: 5,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.17 : 6,949.15 = 3,866.05 : x
  2. Step 2: Convert to fraction form
    5,042.17/6,949.15 = 3,866.05/x
  3. Step 3: Cross multiply
    5,042.17x = 6,949.15 × 3,866.05
  4. Step 4: Simplify right side
    5,042.17x = 26,865,761.36
  5. Step 5: Solve for x
    x = 26,865,761.36/5,042.17
  6. Step 6: Final answer
    x = 5,328.21

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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.