Home / 6,204.78-8,559.17-3,931.95

Finding the Fourth Proportional to 6,204.78, 8,559.17 and 3,931.95

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Solution

The fourth proportional to 6,204.78, 8,559.17 and 3,931.95 is: 5,423.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,204.78 : 8,559.17 = 3,931.95 : x
  2. Step 2: Convert to fraction form
    6,204.78/8,559.17 = 3,931.95/x
  3. Step 3: Cross multiply
    6,204.78x = 8,559.17 × 3,931.95
  4. Step 4: Simplify right side
    6,204.78x = 33,654,208.82
  5. Step 5: Solve for x
    x = 33,654,208.82/6,204.78
  6. Step 6: Final answer
    x = 5,423.92

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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.