Home / 3,250.85-4,872.69-2,077.16

Finding the Fourth Proportional to 3,250.85, 4,872.69 and 2,077.16

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Solution

The fourth proportional to 3,250.85, 4,872.69 and 2,077.16 is: 3,113.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.85 : 4,872.69 = 2,077.16 : x
  2. Step 2: Convert to fraction form
    3,250.85/4,872.69 = 2,077.16/x
  3. Step 3: Cross multiply
    3,250.85x = 4,872.69 × 2,077.16
  4. Step 4: Simplify right side
    3,250.85x = 10,121,332.40
  5. Step 5: Solve for x
    x = 10,121,332.40/3,250.85
  6. Step 6: Final answer
    x = 3,113.45

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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.