Home / 11,012.41-15,209.73-7,252.38

Finding the Fourth Proportional to 11,012.41, 15,209.73 and 7,252.38

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Solution

The fourth proportional to 11,012.41, 15,209.73 and 7,252.38 is: 10,016.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.41 : 15,209.73 = 7,252.38 : x
  2. Step 2: Convert to fraction form
    11,012.41/15,209.73 = 7,252.38/x
  3. Step 3: Cross multiply
    11,012.41x = 15,209.73 × 7,252.38
  4. Step 4: Simplify right side
    11,012.41x = 110,306,749.84
  5. Step 5: Solve for x
    x = 110,306,749.84/11,012.41
  6. Step 6: Final answer
    x = 10,016.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.