Home / 11,473.12-17,203.98-3,680.92

Finding the Fourth Proportional to 11,473.12, 17,203.98 and 3,680.92

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Solution

The fourth proportional to 11,473.12, 17,203.98 and 3,680.92 is: 5,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.12 : 17,203.98 = 3,680.92 : x
  2. Step 2: Convert to fraction form
    11,473.12/17,203.98 = 3,680.92/x
  3. Step 3: Cross multiply
    11,473.12x = 17,203.98 × 3,680.92
  4. Step 4: Simplify right side
    11,473.12x = 63,326,474.06
  5. Step 5: Solve for x
    x = 63,326,474.06/11,473.12
  6. Step 6: Final answer
    x = 5,519.55

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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.