Home / 7,881.19-10,874.46-5,992.27

Finding the Fourth Proportional to 7,881.19, 10,874.46 and 5,992.27

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Solution

The fourth proportional to 7,881.19, 10,874.46 and 5,992.27 is: 8,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.19 : 10,874.46 = 5,992.27 : x
  2. Step 2: Convert to fraction form
    7,881.19/10,874.46 = 5,992.27/x
  3. Step 3: Cross multiply
    7,881.19x = 10,874.46 × 5,992.27
  4. Step 4: Simplify right side
    7,881.19x = 65,162,700.42
  5. Step 5: Solve for x
    x = 65,162,700.42/7,881.19
  6. Step 6: Final answer
    x = 8,268.13

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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.