Home / 5,591.16-7,712.28-3,351.51

Finding the Fourth Proportional to 5,591.16, 7,712.28 and 3,351.51

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Solution

The fourth proportional to 5,591.16, 7,712.28 and 3,351.51 is: 4,622.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.16 : 7,712.28 = 3,351.51 : x
  2. Step 2: Convert to fraction form
    5,591.16/7,712.28 = 3,351.51/x
  3. Step 3: Cross multiply
    5,591.16x = 7,712.28 × 3,351.51
  4. Step 4: Simplify right side
    5,591.16x = 25,847,783.54
  5. Step 5: Solve for x
    x = 25,847,783.54/5,591.16
  6. Step 6: Final answer
    x = 4,622.97

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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.