Home / 3,926.36-5,887.86-1,585.73

Finding the Fourth Proportional to 3,926.36, 5,887.86 and 1,585.73

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Solution

The fourth proportional to 3,926.36, 5,887.86 and 1,585.73 is: 2,377.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.36 : 5,887.86 = 1,585.73 : x
  2. Step 2: Convert to fraction form
    3,926.36/5,887.86 = 1,585.73/x
  3. Step 3: Cross multiply
    3,926.36x = 5,887.86 × 1,585.73
  4. Step 4: Simplify right side
    3,926.36x = 9,336,526.80
  5. Step 5: Solve for x
    x = 9,336,526.80/3,926.36
  6. Step 6: Final answer
    x = 2,377.91

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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.