Home / 3,617.42-5,426.25-1,152.50

Finding the Fourth Proportional to 3,617.42, 5,426.25 and 1,152.50

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Solution

The fourth proportional to 3,617.42, 5,426.25 and 1,152.50 is: 1,728.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.42 : 5,426.25 = 1,152.50 : x
  2. Step 2: Convert to fraction form
    3,617.42/5,426.25 = 1,152.50/x
  3. Step 3: Cross multiply
    3,617.42x = 5,426.25 × 1,152.50
  4. Step 4: Simplify right side
    3,617.42x = 6,253,753.13
  5. Step 5: Solve for x
    x = 6,253,753.13/3,617.42
  6. Step 6: Final answer
    x = 1,728.79

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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.