Home / 5,262.67-7,888.51-2,141.43

Finding the Fourth Proportional to 5,262.67, 7,888.51 and 2,141.43

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Solution

The fourth proportional to 5,262.67, 7,888.51 and 2,141.43 is: 3,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.67 : 7,888.51 = 2,141.43 : x
  2. Step 2: Convert to fraction form
    5,262.67/7,888.51 = 2,141.43/x
  3. Step 3: Cross multiply
    5,262.67x = 7,888.51 × 2,141.43
  4. Step 4: Simplify right side
    5,262.67x = 16,892,691.97
  5. Step 5: Solve for x
    x = 16,892,691.97/5,262.67
  6. Step 6: Final answer
    x = 3,209.91

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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.