Home / 11,564.44-15,954.78-7,025.56

Finding the Fourth Proportional to 11,564.44, 15,954.78 and 7,025.56

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Solution

The fourth proportional to 11,564.44, 15,954.78 and 7,025.56 is: 9,692.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,564.44 : 15,954.78 = 7,025.56 : x
  2. Step 2: Convert to fraction form
    11,564.44/15,954.78 = 7,025.56/x
  3. Step 3: Cross multiply
    11,564.44x = 15,954.78 × 7,025.56
  4. Step 4: Simplify right side
    11,564.44x = 112,091,264.18
  5. Step 5: Solve for x
    x = 112,091,264.18/11,564.44
  6. Step 6: Final answer
    x = 9,692.75

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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.