Home / 3,557.13-4,906.24-3,084.18

Finding the Fourth Proportional to 3,557.13, 4,906.24 and 3,084.18

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Solution

The fourth proportional to 3,557.13, 4,906.24 and 3,084.18 is: 4,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.13 : 4,906.24 = 3,084.18 : x
  2. Step 2: Convert to fraction form
    3,557.13/4,906.24 = 3,084.18/x
  3. Step 3: Cross multiply
    3,557.13x = 4,906.24 × 3,084.18
  4. Step 4: Simplify right side
    3,557.13x = 15,131,727.28
  5. Step 5: Solve for x
    x = 15,131,727.28/3,557.13
  6. Step 6: Final answer
    x = 4,253.91

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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.