Home / 5,531.65-7,633.60-3,013.86

Finding the Fourth Proportional to 5,531.65, 7,633.60 and 3,013.86

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Solution

The fourth proportional to 5,531.65, 7,633.60 and 3,013.86 is: 4,159.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.65 : 7,633.60 = 3,013.86 : x
  2. Step 2: Convert to fraction form
    5,531.65/7,633.60 = 3,013.86/x
  3. Step 3: Cross multiply
    5,531.65x = 7,633.60 × 3,013.86
  4. Step 4: Simplify right side
    5,531.65x = 23,006,601.70
  5. Step 5: Solve for x
    x = 23,006,601.70/5,531.65
  6. Step 6: Final answer
    x = 4,159.09

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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.