Home / 3,591.38-5,383.61-1,124.47

Finding the Fourth Proportional to 3,591.38, 5,383.61 and 1,124.47

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Solution

The fourth proportional to 3,591.38, 5,383.61 and 1,124.47 is: 1,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.38 : 5,383.61 = 1,124.47 : x
  2. Step 2: Convert to fraction form
    3,591.38/5,383.61 = 1,124.47/x
  3. Step 3: Cross multiply
    3,591.38x = 5,383.61 × 1,124.47
  4. Step 4: Simplify right side
    3,591.38x = 6,053,696.38
  5. Step 5: Solve for x
    x = 6,053,696.38/3,591.38
  6. Step 6: Final answer
    x = 1,685.62

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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.