Home / 7,177.84-9,906.36-4,034.04

Finding the Fourth Proportional to 7,177.84, 9,906.36 and 4,034.04

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Solution

The fourth proportional to 7,177.84, 9,906.36 and 4,034.04 is: 5,567.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.84 : 9,906.36 = 4,034.04 : x
  2. Step 2: Convert to fraction form
    7,177.84/9,906.36 = 4,034.04/x
  3. Step 3: Cross multiply
    7,177.84x = 9,906.36 × 4,034.04
  4. Step 4: Simplify right side
    7,177.84x = 39,962,652.49
  5. Step 5: Solve for x
    x = 39,962,652.49/7,177.84
  6. Step 6: Final answer
    x = 5,567.50

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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.