Home / 11,236.65-15,512.13-6,763.83

Finding the Fourth Proportional to 11,236.65, 15,512.13 and 6,763.83

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Solution

The fourth proportional to 11,236.65, 15,512.13 and 6,763.83 is: 9,337.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.65 : 15,512.13 = 6,763.83 : x
  2. Step 2: Convert to fraction form
    11,236.65/15,512.13 = 6,763.83/x
  3. Step 3: Cross multiply
    11,236.65x = 15,512.13 × 6,763.83
  4. Step 4: Simplify right side
    11,236.65x = 104,921,410.26
  5. Step 5: Solve for x
    x = 104,921,410.26/11,236.65
  6. Step 6: Final answer
    x = 9,337.43

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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.