Home / 6,541-9,023.59-3,886.90

Finding the Fourth Proportional to 6,541, 9,023.59 and 3,886.90

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Solution

The fourth proportional to 6,541, 9,023.59 and 3,886.90 is: 5,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541 : 9,023.59 = 3,886.90 : x
  2. Step 2: Convert to fraction form
    6,541/9,023.59 = 3,886.90/x
  3. Step 3: Cross multiply
    6,541x = 9,023.59 × 3,886.90
  4. Step 4: Simplify right side
    6,541x = 35,073,791.97
  5. Step 5: Solve for x
    x = 35,073,791.97/6,541
  6. Step 6: Final answer
    x = 5,362.15

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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.