Home / 5,077.29-7,605.12-2,884.89

Finding the Fourth Proportional to 5,077.29, 7,605.12 and 2,884.89

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Solution

The fourth proportional to 5,077.29, 7,605.12 and 2,884.89 is: 4,321.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.29 : 7,605.12 = 2,884.89 : x
  2. Step 2: Convert to fraction form
    5,077.29/7,605.12 = 2,884.89/x
  3. Step 3: Cross multiply
    5,077.29x = 7,605.12 × 2,884.89
  4. Step 4: Simplify right side
    5,077.29x = 21,939,934.64
  5. Step 5: Solve for x
    x = 21,939,934.64/5,077.29
  6. Step 6: Final answer
    x = 4,321.19

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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.