Home / 8,263.26-11,400.30-5,432.18

Finding the Fourth Proportional to 8,263.26, 11,400.30 and 5,432.18

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Solution

The fourth proportional to 8,263.26, 11,400.30 and 5,432.18 is: 7,494.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.26 : 11,400.30 = 5,432.18 : x
  2. Step 2: Convert to fraction form
    8,263.26/11,400.30 = 5,432.18/x
  3. Step 3: Cross multiply
    8,263.26x = 11,400.30 × 5,432.18
  4. Step 4: Simplify right side
    8,263.26x = 61,928,481.65
  5. Step 5: Solve for x
    x = 61,928,481.65/8,263.26
  6. Step 6: Final answer
    x = 7,494.44

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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.