Home / 3,475.80-5,211.16-2,376.72

Finding the Fourth Proportional to 3,475.80, 5,211.16 and 2,376.72

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Solution

The fourth proportional to 3,475.80, 5,211.16 and 2,376.72 is: 3,563.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.80 : 5,211.16 = 2,376.72 : x
  2. Step 2: Convert to fraction form
    3,475.80/5,211.16 = 2,376.72/x
  3. Step 3: Cross multiply
    3,475.80x = 5,211.16 × 2,376.72
  4. Step 4: Simplify right side
    3,475.80x = 12,385,468.20
  5. Step 5: Solve for x
    x = 12,385,468.20/3,475.80
  6. Step 6: Final answer
    x = 3,563.34

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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.