Home / 11,256.44-15,525.65-9,761.77

Finding the Fourth Proportional to 11,256.44, 15,525.65 and 9,761.77

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Solution

The fourth proportional to 11,256.44, 15,525.65 and 9,761.77 is: 13,464.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.44 : 15,525.65 = 9,761.77 : x
  2. Step 2: Convert to fraction form
    11,256.44/15,525.65 = 9,761.77/x
  3. Step 3: Cross multiply
    11,256.44x = 15,525.65 × 9,761.77
  4. Step 4: Simplify right side
    11,256.44x = 151,557,753.43
  5. Step 5: Solve for x
    x = 151,557,753.43/11,256.44
  6. Step 6: Final answer
    x = 13,464.09

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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.