Home / 11,252.18-16,878.27-4,321.82

Finding the Fourth Proportional to 11,252.18, 16,878.27 and 4,321.82

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Solution

The fourth proportional to 11,252.18, 16,878.27 and 4,321.82 is: 6,482.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.18 : 16,878.27 = 4,321.82 : x
  2. Step 2: Convert to fraction form
    11,252.18/16,878.27 = 4,321.82/x
  3. Step 3: Cross multiply
    11,252.18x = 16,878.27 × 4,321.82
  4. Step 4: Simplify right side
    11,252.18x = 72,944,844.85
  5. Step 5: Solve for x
    x = 72,944,844.85/11,252.18
  6. Step 6: Final answer
    x = 6,482.73

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1.5x scale

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.