Home / 11,104.64-15,324.72-7,569.44

Finding the Fourth Proportional to 11,104.64, 15,324.72 and 7,569.44

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Solution

The fourth proportional to 11,104.64, 15,324.72 and 7,569.44 is: 10,446.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104.64 : 15,324.72 = 7,569.44 : x
  2. Step 2: Convert to fraction form
    11,104.64/15,324.72 = 7,569.44/x
  3. Step 3: Cross multiply
    11,104.64x = 15,324.72 × 7,569.44
  4. Step 4: Simplify right side
    11,104.64x = 115,999,548.56
  5. Step 5: Solve for x
    x = 115,999,548.56/11,104.64
  6. Step 6: Final answer
    x = 10,446.04

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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.