Home / 3,591.33-5,387.16-1,126.17

Finding the Fourth Proportional to 3,591.33, 5,387.16 and 1,126.17

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Solution

The fourth proportional to 3,591.33, 5,387.16 and 1,126.17 is: 1,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.33 : 5,387.16 = 1,126.17 : x
  2. Step 2: Convert to fraction form
    3,591.33/5,387.16 = 1,126.17/x
  3. Step 3: Cross multiply
    3,591.33x = 5,387.16 × 1,126.17
  4. Step 4: Simplify right side
    3,591.33x = 6,066,831.04
  5. Step 5: Solve for x
    x = 6,066,831.04/3,591.33
  6. Step 6: Final answer
    x = 1,689.30

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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.