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Finding the Fourth Proportional to 3,045.75, 4,568.63 and 737.25

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Solution

The fourth proportional to 3,045.75, 4,568.63 and 737.25 is: 1,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.75 : 4,568.63 = 737.25 : x
  2. Step 2: Convert to fraction form
    3,045.75/4,568.63 = 737.25/x
  3. Step 3: Cross multiply
    3,045.75x = 4,568.63 × 737.25
  4. Step 4: Simplify right side
    3,045.75x = 3,368,218.78
  5. Step 5: Solve for x
    x = 3,368,218.78/3,045.75
  6. Step 6: Final answer
    x = 1,105.88

Related Problems

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Half scale
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Similar ratio
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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.