Home / 8,873.20-12,237.24-7,104.16

Finding the Fourth Proportional to 8,873.20, 12,237.24 and 7,104.16

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Solution

The fourth proportional to 8,873.20, 12,237.24 and 7,104.16 is: 9,797.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.20 : 12,237.24 = 7,104.16 : x
  2. Step 2: Convert to fraction form
    8,873.20/12,237.24 = 7,104.16/x
  3. Step 3: Cross multiply
    8,873.20x = 12,237.24 × 7,104.16
  4. Step 4: Simplify right side
    8,873.20x = 86,935,310.92
  5. Step 5: Solve for x
    x = 86,935,310.92/8,873.20
  6. Step 6: Final answer
    x = 9,797.52

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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.