Home / 4,251.15-6,376.80-1,477.91

Finding the Fourth Proportional to 4,251.15, 6,376.80 and 1,477.91

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Solution

The fourth proportional to 4,251.15, 6,376.80 and 1,477.91 is: 2,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.15 : 6,376.80 = 1,477.91 : x
  2. Step 2: Convert to fraction form
    4,251.15/6,376.80 = 1,477.91/x
  3. Step 3: Cross multiply
    4,251.15x = 6,376.80 × 1,477.91
  4. Step 4: Simplify right side
    4,251.15x = 9,424,304.60
  5. Step 5: Solve for x
    x = 9,424,304.60/4,251.15
  6. Step 6: Final answer
    x = 2,216.88

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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.