Home / 4,422.64-6,634.91-1,461.21

Finding the Fourth Proportional to 4,422.64, 6,634.91 and 1,461.21

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Solution

The fourth proportional to 4,422.64, 6,634.91 and 1,461.21 is: 2,192.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.64 : 6,634.91 = 1,461.21 : x
  2. Step 2: Convert to fraction form
    4,422.64/6,634.91 = 1,461.21/x
  3. Step 3: Cross multiply
    4,422.64x = 6,634.91 × 1,461.21
  4. Step 4: Simplify right side
    4,422.64x = 9,694,963.67
  5. Step 5: Solve for x
    x = 9,694,963.67/4,422.64
  6. Step 6: Final answer
    x = 2,192.12

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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.