Home / 3,591.52-4,950.66-3,290.20

Finding the Fourth Proportional to 3,591.52, 4,950.66 and 3,290.20

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Solution

The fourth proportional to 3,591.52, 4,950.66 and 3,290.20 is: 4,535.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.52 : 4,950.66 = 3,290.20 : x
  2. Step 2: Convert to fraction form
    3,591.52/4,950.66 = 3,290.20/x
  3. Step 3: Cross multiply
    3,591.52x = 4,950.66 × 3,290.20
  4. Step 4: Simplify right side
    3,591.52x = 16,288,661.53
  5. Step 5: Solve for x
    x = 16,288,661.53/3,591.52
  6. Step 6: Final answer
    x = 4,535.31

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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.