Home / 4,253.31-6,376.30-1,479.61

Finding the Fourth Proportional to 4,253.31, 6,376.30 and 1,479.61

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Solution

The fourth proportional to 4,253.31, 6,376.30 and 1,479.61 is: 2,218.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.31 : 6,376.30 = 1,479.61 : x
  2. Step 2: Convert to fraction form
    4,253.31/6,376.30 = 1,479.61/x
  3. Step 3: Cross multiply
    4,253.31x = 6,376.30 × 1,479.61
  4. Step 4: Simplify right side
    4,253.31x = 9,434,429.84
  5. Step 5: Solve for x
    x = 9,434,429.84/4,253.31
  6. Step 6: Final answer
    x = 2,218.14

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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.