Home / 5,471.13-7,545.94-3,680.52

Finding the Fourth Proportional to 5,471.13, 7,545.94 and 3,680.52

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Solution

The fourth proportional to 5,471.13, 7,545.94 and 3,680.52 is: 5,076.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.13 : 7,545.94 = 3,680.52 : x
  2. Step 2: Convert to fraction form
    5,471.13/7,545.94 = 3,680.52/x
  3. Step 3: Cross multiply
    5,471.13x = 7,545.94 × 3,680.52
  4. Step 4: Simplify right side
    5,471.13x = 27,772,983.09
  5. Step 5: Solve for x
    x = 27,772,983.09/5,471.13
  6. Step 6: Final answer
    x = 5,076.28

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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.