Home / 11,233.83-15,503.46-6,454.55

Finding the Fourth Proportional to 11,233.83, 15,503.46 and 6,454.55

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Solution

The fourth proportional to 11,233.83, 15,503.46 and 6,454.55 is: 8,907.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.83 : 15,503.46 = 6,454.55 : x
  2. Step 2: Convert to fraction form
    11,233.83/15,503.46 = 6,454.55/x
  3. Step 3: Cross multiply
    11,233.83x = 15,503.46 × 6,454.55
  4. Step 4: Simplify right side
    11,233.83x = 100,067,780.23
  5. Step 5: Solve for x
    x = 100,067,780.23/11,233.83
  6. Step 6: Final answer
    x = 8,907.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.