Home / 11,282.44-15,577.98-9,056.56

Finding the Fourth Proportional to 11,282.44, 15,577.98 and 9,056.56

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Solution

The fourth proportional to 11,282.44, 15,577.98 and 9,056.56 is: 12,504.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.44 : 15,577.98 = 9,056.56 : x
  2. Step 2: Convert to fraction form
    11,282.44/15,577.98 = 9,056.56/x
  3. Step 3: Cross multiply
    11,282.44x = 15,577.98 × 9,056.56
  4. Step 4: Simplify right side
    11,282.44x = 141,082,910.55
  5. Step 5: Solve for x
    x = 141,082,910.55/11,282.44
  6. Step 6: Final answer
    x = 12,504.65

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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.