Home / 5,291.30-7,302.52-2,933.90

Finding the Fourth Proportional to 5,291.30, 7,302.52 and 2,933.90

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Solution

The fourth proportional to 5,291.30, 7,302.52 and 2,933.90 is: 4,049.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.30 : 7,302.52 = 2,933.90 : x
  2. Step 2: Convert to fraction form
    5,291.30/7,302.52 = 2,933.90/x
  3. Step 3: Cross multiply
    5,291.30x = 7,302.52 × 2,933.90
  4. Step 4: Simplify right side
    5,291.30x = 21,424,857.97
  5. Step 5: Solve for x
    x = 21,424,857.97/5,291.30
  6. Step 6: Final answer
    x = 4,049.07

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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.