Home / 5,282.93-7,924.46-1,387.73

Finding the Fourth Proportional to 5,282.93, 7,924.46 and 1,387.73

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Solution

The fourth proportional to 5,282.93, 7,924.46 and 1,387.73 is: 2,081.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.93 : 7,924.46 = 1,387.73 : x
  2. Step 2: Convert to fraction form
    5,282.93/7,924.46 = 1,387.73/x
  3. Step 3: Cross multiply
    5,282.93x = 7,924.46 × 1,387.73
  4. Step 4: Simplify right side
    5,282.93x = 10,997,010.88
  5. Step 5: Solve for x
    x = 10,997,010.88/5,282.93
  6. Step 6: Final answer
    x = 2,081.61

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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.