Home / 5,097.33-7,640.83-3,454.05

Finding the Fourth Proportional to 5,097.33, 7,640.83 and 3,454.05

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Solution

The fourth proportional to 5,097.33, 7,640.83 and 3,454.05 is: 5,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.33 : 7,640.83 = 3,454.05 : x
  2. Step 2: Convert to fraction form
    5,097.33/7,640.83 = 3,454.05/x
  3. Step 3: Cross multiply
    5,097.33x = 7,640.83 × 3,454.05
  4. Step 4: Simplify right side
    5,097.33x = 26,391,779.29
  5. Step 5: Solve for x
    x = 26,391,779.29/5,097.33
  6. Step 6: Final answer
    x = 5,177.57

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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.