Home / 10,448.97-15,673.04-2,657.98

Finding the Fourth Proportional to 10,448.97, 15,673.04 and 2,657.98

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Solution

The fourth proportional to 10,448.97, 15,673.04 and 2,657.98 is: 3,986.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448.97 : 15,673.04 = 2,657.98 : x
  2. Step 2: Convert to fraction form
    10,448.97/15,673.04 = 2,657.98/x
  3. Step 3: Cross multiply
    10,448.97x = 15,673.04 × 2,657.98
  4. Step 4: Simplify right side
    10,448.97x = 41,658,626.86
  5. Step 5: Solve for x
    x = 41,658,626.86/10,448.97
  6. Step 6: Final answer
    x = 3,986.86

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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.