Home / 11,104.14-15,335.19-9,604.86

Finding the Fourth Proportional to 11,104.14, 15,335.19 and 9,604.86

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Solution

The fourth proportional to 11,104.14, 15,335.19 and 9,604.86 is: 13,264.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104.14 : 15,335.19 = 9,604.86 : x
  2. Step 2: Convert to fraction form
    11,104.14/15,335.19 = 9,604.86/x
  3. Step 3: Cross multiply
    11,104.14x = 15,335.19 × 9,604.86
  4. Step 4: Simplify right side
    11,104.14x = 147,292,353.02
  5. Step 5: Solve for x
    x = 147,292,353.02/11,104.14
  6. Step 6: Final answer
    x = 13,264.63

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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.