Home / 5,815.35-8,721.47-2,527.66

Finding the Fourth Proportional to 5,815.35, 8,721.47 and 2,527.66

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Solution

The fourth proportional to 5,815.35, 8,721.47 and 2,527.66 is: 3,790.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.35 : 8,721.47 = 2,527.66 : x
  2. Step 2: Convert to fraction form
    5,815.35/8,721.47 = 2,527.66/x
  3. Step 3: Cross multiply
    5,815.35x = 8,721.47 × 2,527.66
  4. Step 4: Simplify right side
    5,815.35x = 22,044,928.08
  5. Step 5: Solve for x
    x = 22,044,928.08/5,815.35
  6. Step 6: Final answer
    x = 3,790.82

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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.