Home / 11,324.33-15,626.84-6,288.55

Finding the Fourth Proportional to 11,324.33, 15,626.84 and 6,288.55

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Solution

The fourth proportional to 11,324.33, 15,626.84 and 6,288.55 is: 8,677.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.33 : 15,626.84 = 6,288.55 : x
  2. Step 2: Convert to fraction form
    11,324.33/15,626.84 = 6,288.55/x
  3. Step 3: Cross multiply
    11,324.33x = 15,626.84 × 6,288.55
  4. Step 4: Simplify right side
    11,324.33x = 98,270,094.17
  5. Step 5: Solve for x
    x = 98,270,094.17/11,324.33
  6. Step 6: Final answer
    x = 8,677.79

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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.