Home / 7,447.86-11,169.75-2,184.04

Finding the Fourth Proportional to 7,447.86, 11,169.75 and 2,184.04

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Solution

The fourth proportional to 7,447.86, 11,169.75 and 2,184.04 is: 3,275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.86 : 11,169.75 = 2,184.04 : x
  2. Step 2: Convert to fraction form
    7,447.86/11,169.75 = 2,184.04/x
  3. Step 3: Cross multiply
    7,447.86x = 11,169.75 × 2,184.04
  4. Step 4: Simplify right side
    7,447.86x = 24,395,180.79
  5. Step 5: Solve for x
    x = 24,395,180.79/7,447.86
  6. Step 6: Final answer
    x = 3,275.46

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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.