Home / 2,151.52-3,227.16-591.49

Finding the Fourth Proportional to 2,151.52, 3,227.16 and 591.49

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Solution

The fourth proportional to 2,151.52, 3,227.16 and 591.49 is: 887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151.52 : 3,227.16 = 591.49 : x
  2. Step 2: Convert to fraction form
    2,151.52/3,227.16 = 591.49/x
  3. Step 3: Cross multiply
    2,151.52x = 3,227.16 × 591.49
  4. Step 4: Simplify right side
    2,151.52x = 1,908,832.87
  5. Step 5: Solve for x
    x = 1,908,832.87/2,151.52
  6. Step 6: Final answer
    x = 887.20

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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.