Home / 5,290.89-7,301.43-2,932.98

Finding the Fourth Proportional to 5,290.89, 7,301.43 and 2,932.98

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Solution

The fourth proportional to 5,290.89, 7,301.43 and 2,932.98 is: 4,047.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.89 : 7,301.43 = 2,932.98 : x
  2. Step 2: Convert to fraction form
    5,290.89/7,301.43 = 2,932.98/x
  3. Step 3: Cross multiply
    5,290.89x = 7,301.43 × 2,932.98
  4. Step 4: Simplify right side
    5,290.89x = 21,414,948.16
  5. Step 5: Solve for x
    x = 21,414,948.16/5,290.89
  6. Step 6: Final answer
    x = 4,047.51

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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.