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Finding the Fourth Proportional to 11,182.53, 16,775.82 and 4,605.06

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Solution

The fourth proportional to 11,182.53, 16,775.82 and 4,605.06 is: 6,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.53 : 16,775.82 = 4,605.06 : x
  2. Step 2: Convert to fraction form
    11,182.53/16,775.82 = 4,605.06/x
  3. Step 3: Cross multiply
    11,182.53x = 16,775.82 × 4,605.06
  4. Step 4: Simplify right side
    11,182.53x = 77,253,657.65
  5. Step 5: Solve for x
    x = 77,253,657.65/11,182.53
  6. Step 6: Final answer
    x = 6,908.42

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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.