Home / 3,951.09-5,925.60-1,177.02

Finding the Fourth Proportional to 3,951.09, 5,925.60 and 1,177.02

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Solution

The fourth proportional to 3,951.09, 5,925.60 and 1,177.02 is: 1,765.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.09 : 5,925.60 = 1,177.02 : x
  2. Step 2: Convert to fraction form
    3,951.09/5,925.60 = 1,177.02/x
  3. Step 3: Cross multiply
    3,951.09x = 5,925.60 × 1,177.02
  4. Step 4: Simplify right side
    3,951.09x = 6,974,549.71
  5. Step 5: Solve for x
    x = 6,974,549.71/3,951.09
  6. Step 6: Final answer
    x = 1,765.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.