Home / 10,425.68-15,638.04-3,029.97

Finding the Fourth Proportional to 10,425.68, 15,638.04 and 3,029.97

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Solution

The fourth proportional to 10,425.68, 15,638.04 and 3,029.97 is: 4,544.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425.68 : 15,638.04 = 3,029.97 : x
  2. Step 2: Convert to fraction form
    10,425.68/15,638.04 = 3,029.97/x
  3. Step 3: Cross multiply
    10,425.68x = 15,638.04 × 3,029.97
  4. Step 4: Simplify right side
    10,425.68x = 47,382,792.06
  5. Step 5: Solve for x
    x = 47,382,792.06/10,425.68
  6. Step 6: Final answer
    x = 4,544.82

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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.