Home / 11,272.98-16,895.08-5,349.85

Finding the Fourth Proportional to 11,272.98, 16,895.08 and 5,349.85

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Solution

The fourth proportional to 11,272.98, 16,895.08 and 5,349.85 is: 8,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,272.98 : 16,895.08 = 5,349.85 : x
  2. Step 2: Convert to fraction form
    11,272.98/16,895.08 = 5,349.85/x
  3. Step 3: Cross multiply
    11,272.98x = 16,895.08 × 5,349.85
  4. Step 4: Simplify right side
    11,272.98x = 90,386,143.74
  5. Step 5: Solve for x
    x = 90,386,143.74/11,272.98
  6. Step 6: Final answer
    x = 8,017.95

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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.