Home / 5,476.51-8,215.17-2,013.76

Finding the Fourth Proportional to 5,476.51, 8,215.17 and 2,013.76

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Solution

The fourth proportional to 5,476.51, 8,215.17 and 2,013.76 is: 3,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.51 : 8,215.17 = 2,013.76 : x
  2. Step 2: Convert to fraction form
    5,476.51/8,215.17 = 2,013.76/x
  3. Step 3: Cross multiply
    5,476.51x = 8,215.17 × 2,013.76
  4. Step 4: Simplify right side
    5,476.51x = 16,543,380.74
  5. Step 5: Solve for x
    x = 16,543,380.74/5,476.51
  6. Step 6: Final answer
    x = 3,020.79

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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.