Home / 3,252.80-4,488.46-1,926.20

Finding the Fourth Proportional to 3,252.80, 4,488.46 and 1,926.20

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Solution

The fourth proportional to 3,252.80, 4,488.46 and 1,926.20 is: 2,657.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.80 : 4,488.46 = 1,926.20 : x
  2. Step 2: Convert to fraction form
    3,252.80/4,488.46 = 1,926.20/x
  3. Step 3: Cross multiply
    3,252.80x = 4,488.46 × 1,926.20
  4. Step 4: Simplify right side
    3,252.80x = 8,645,671.65
  5. Step 5: Solve for x
    x = 8,645,671.65/3,252.80
  6. Step 6: Final answer
    x = 2,657.92

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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.