Home / 3,617.09-5,426.85-1,152.26

Finding the Fourth Proportional to 3,617.09, 5,426.85 and 1,152.26

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Solution

The fourth proportional to 3,617.09, 5,426.85 and 1,152.26 is: 1,728.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.09 : 5,426.85 = 1,152.26 : x
  2. Step 2: Convert to fraction form
    3,617.09/5,426.85 = 1,152.26/x
  3. Step 3: Cross multiply
    3,617.09x = 5,426.85 × 1,152.26
  4. Step 4: Simplify right side
    3,617.09x = 6,253,142.18
  5. Step 5: Solve for x
    x = 6,253,142.18/3,617.09
  6. Step 6: Final answer
    x = 1,728.78

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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.