Home / 3,389.52-5,084.70-1,167.76

Finding the Fourth Proportional to 3,389.52, 5,084.70 and 1,167.76

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Solution

The fourth proportional to 3,389.52, 5,084.70 and 1,167.76 is: 1,751.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.52 : 5,084.70 = 1,167.76 : x
  2. Step 2: Convert to fraction form
    3,389.52/5,084.70 = 1,167.76/x
  3. Step 3: Cross multiply
    3,389.52x = 5,084.70 × 1,167.76
  4. Step 4: Simplify right side
    3,389.52x = 5,937,709.27
  5. Step 5: Solve for x
    x = 5,937,709.27/3,389.52
  6. Step 6: Final answer
    x = 1,751.78

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1.5x scale

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.