Home / 3,241.40-4,861.08-1,049.72

Finding the Fourth Proportional to 3,241.40, 4,861.08 and 1,049.72

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Solution

The fourth proportional to 3,241.40, 4,861.08 and 1,049.72 is: 1,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.40 : 4,861.08 = 1,049.72 : x
  2. Step 2: Convert to fraction form
    3,241.40/4,861.08 = 1,049.72/x
  3. Step 3: Cross multiply
    3,241.40x = 4,861.08 × 1,049.72
  4. Step 4: Simplify right side
    3,241.40x = 5,102,772.90
  5. Step 5: Solve for x
    x = 5,102,772.90/3,241.40
  6. Step 6: Final answer
    x = 1,574.25

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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.