Home / 3,617.89-5,426.88-1,152.70

Finding the Fourth Proportional to 3,617.89, 5,426.88 and 1,152.70

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Solution

The fourth proportional to 3,617.89, 5,426.88 and 1,152.70 is: 1,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.89 : 5,426.88 = 1,152.70 : x
  2. Step 2: Convert to fraction form
    3,617.89/5,426.88 = 1,152.70/x
  3. Step 3: Cross multiply
    3,617.89x = 5,426.88 × 1,152.70
  4. Step 4: Simplify right side
    3,617.89x = 6,255,564.58
  5. Step 5: Solve for x
    x = 6,255,564.58/3,617.89
  6. Step 6: Final answer
    x = 1,729.06

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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.