Home / 5,160.38-7,730.17-2,383.18

Finding the Fourth Proportional to 5,160.38, 7,730.17 and 2,383.18

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Solution

The fourth proportional to 5,160.38, 7,730.17 and 2,383.18 is: 3,569.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.38 : 7,730.17 = 2,383.18 : x
  2. Step 2: Convert to fraction form
    5,160.38/7,730.17 = 2,383.18/x
  3. Step 3: Cross multiply
    5,160.38x = 7,730.17 × 2,383.18
  4. Step 4: Simplify right side
    5,160.38x = 18,422,386.54
  5. Step 5: Solve for x
    x = 18,422,386.54/5,160.38
  6. Step 6: Final answer
    x = 3,569.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.