Home / 11,229.03-15,497.49-9,337.35

Finding the Fourth Proportional to 11,229.03, 15,497.49 and 9,337.35

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Solution

The fourth proportional to 11,229.03, 15,497.49 and 9,337.35 is: 12,886.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.03 : 15,497.49 = 9,337.35 : x
  2. Step 2: Convert to fraction form
    11,229.03/15,497.49 = 9,337.35/x
  3. Step 3: Cross multiply
    11,229.03x = 15,497.49 × 9,337.35
  4. Step 4: Simplify right side
    11,229.03x = 144,705,441.56
  5. Step 5: Solve for x
    x = 144,705,441.56/11,229.03
  6. Step 6: Final answer
    x = 12,886.73

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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.