Home / 5,081.73-7,585.40-4,694.20

Finding the Fourth Proportional to 5,081.73, 7,585.40 and 4,694.20

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Solution

The fourth proportional to 5,081.73, 7,585.40 and 4,694.20 is: 7,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.73 : 7,585.40 = 4,694.20 : x
  2. Step 2: Convert to fraction form
    5,081.73/7,585.40 = 4,694.20/x
  3. Step 3: Cross multiply
    5,081.73x = 7,585.40 × 4,694.20
  4. Step 4: Simplify right side
    5,081.73x = 35,607,377.45
  5. Step 5: Solve for x
    x = 35,607,377.45/5,081.73
  6. Step 6: Final answer
    x = 7,006.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.