Home / 4,474.42-6,710.28-1,876.78

Finding the Fourth Proportional to 4,474.42, 6,710.28 and 1,876.78

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Solution

The fourth proportional to 4,474.42, 6,710.28 and 1,876.78 is: 2,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474.42 : 6,710.28 = 1,876.78 : x
  2. Step 2: Convert to fraction form
    4,474.42/6,710.28 = 1,876.78/x
  3. Step 3: Cross multiply
    4,474.42x = 6,710.28 × 1,876.78
  4. Step 4: Simplify right side
    4,474.42x = 12,593,719.30
  5. Step 5: Solve for x
    x = 12,593,719.30/4,474.42
  6. Step 6: Final answer
    x = 2,814.60

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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.