Home / 3,924.47-5,886.11-1,458.80

Finding the Fourth Proportional to 3,924.47, 5,886.11 and 1,458.80

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Solution

The fourth proportional to 3,924.47, 5,886.11 and 1,458.80 is: 2,187.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.47 : 5,886.11 = 1,458.80 : x
  2. Step 2: Convert to fraction form
    3,924.47/5,886.11 = 1,458.80/x
  3. Step 3: Cross multiply
    3,924.47x = 5,886.11 × 1,458.80
  4. Step 4: Simplify right side
    3,924.47x = 8,586,635.02
  5. Step 5: Solve for x
    x = 8,586,635.02/3,924.47
  6. Step 6: Final answer
    x = 2,187.97

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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.