Home / 11,209.66-16,805.31-4,631.92

Finding the Fourth Proportional to 11,209.66, 16,805.31 and 4,631.92

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Solution

The fourth proportional to 11,209.66, 16,805.31 and 4,631.92 is: 6,944.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.66 : 16,805.31 = 4,631.92 : x
  2. Step 2: Convert to fraction form
    11,209.66/16,805.31 = 4,631.92/x
  3. Step 3: Cross multiply
    11,209.66x = 16,805.31 × 4,631.92
  4. Step 4: Simplify right side
    11,209.66x = 77,840,851.50
  5. Step 5: Solve for x
    x = 77,840,851.50/11,209.66
  6. Step 6: Final answer
    x = 6,944.09

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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.