Home / 3,591.54-5,387.52-1,126.68

Finding the Fourth Proportional to 3,591.54, 5,387.52 and 1,126.68

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Solution

The fourth proportional to 3,591.54, 5,387.52 and 1,126.68 is: 1,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.54 : 5,387.52 = 1,126.68 : x
  2. Step 2: Convert to fraction form
    3,591.54/5,387.52 = 1,126.68/x
  3. Step 3: Cross multiply
    3,591.54x = 5,387.52 × 1,126.68
  4. Step 4: Simplify right side
    3,591.54x = 6,070,011.03
  5. Step 5: Solve for x
    x = 6,070,011.03/3,591.54
  6. Step 6: Final answer
    x = 1,690.09

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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.