Home / 8,888.20-13,329.18-2,646.52

Finding the Fourth Proportional to 8,888.20, 13,329.18 and 2,646.52

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Solution

The fourth proportional to 8,888.20, 13,329.18 and 2,646.52 is: 3,968.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.20 : 13,329.18 = 2,646.52 : x
  2. Step 2: Convert to fraction form
    8,888.20/13,329.18 = 2,646.52/x
  3. Step 3: Cross multiply
    8,888.20x = 13,329.18 × 2,646.52
  4. Step 4: Simplify right side
    8,888.20x = 35,275,941.45
  5. Step 5: Solve for x
    x = 35,275,941.45/8,888.20
  6. Step 6: Final answer
    x = 3,968.85

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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.