Home / 3,755.92-5,634.52-1,158.80

Finding the Fourth Proportional to 3,755.92, 5,634.52 and 1,158.80

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Solution

The fourth proportional to 3,755.92, 5,634.52 and 1,158.80 is: 1,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.92 : 5,634.52 = 1,158.80 : x
  2. Step 2: Convert to fraction form
    3,755.92/5,634.52 = 1,158.80/x
  3. Step 3: Cross multiply
    3,755.92x = 5,634.52 × 1,158.80
  4. Step 4: Simplify right side
    3,755.92x = 6,529,281.78
  5. Step 5: Solve for x
    x = 6,529,281.78/3,755.92
  6. Step 6: Final answer
    x = 1,738.40

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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.