Home / 8,879.12-12,252.26-5,244.58

Finding the Fourth Proportional to 8,879.12, 12,252.26 and 5,244.58

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Solution

The fourth proportional to 8,879.12, 12,252.26 and 5,244.58 is: 7,236.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.12 : 12,252.26 = 5,244.58 : x
  2. Step 2: Convert to fraction form
    8,879.12/12,252.26 = 5,244.58/x
  3. Step 3: Cross multiply
    8,879.12x = 12,252.26 × 5,244.58
  4. Step 4: Simplify right side
    8,879.12x = 64,257,986.18
  5. Step 5: Solve for x
    x = 64,257,986.18/8,879.12
  6. Step 6: Final answer
    x = 7,236.98

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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.