Home / 3,251.63-4,487.31-1,924.85

Finding the Fourth Proportional to 3,251.63, 4,487.31 and 1,924.85

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Solution

The fourth proportional to 3,251.63, 4,487.31 and 1,924.85 is: 2,656.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.63 : 4,487.31 = 1,924.85 : x
  2. Step 2: Convert to fraction form
    3,251.63/4,487.31 = 1,924.85/x
  3. Step 3: Cross multiply
    3,251.63x = 4,487.31 × 1,924.85
  4. Step 4: Simplify right side
    3,251.63x = 8,637,398.65
  5. Step 5: Solve for x
    x = 8,637,398.65/3,251.63
  6. Step 6: Final answer
    x = 2,656.33

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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.