Home / 5,304.92-7,320.14-3,151.14

Finding the Fourth Proportional to 5,304.92, 7,320.14 and 3,151.14

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Solution

The fourth proportional to 5,304.92, 7,320.14 and 3,151.14 is: 4,348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.92 : 7,320.14 = 3,151.14 : x
  2. Step 2: Convert to fraction form
    5,304.92/7,320.14 = 3,151.14/x
  3. Step 3: Cross multiply
    5,304.92x = 7,320.14 × 3,151.14
  4. Step 4: Simplify right side
    5,304.92x = 23,066,785.96
  5. Step 5: Solve for x
    x = 23,066,785.96/5,304.92
  6. Step 6: Final answer
    x = 4,348.19

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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.