Home / 8,197.72-12,298.16-2,652.44

Finding the Fourth Proportional to 8,197.72, 12,298.16 and 2,652.44

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Solution

The fourth proportional to 8,197.72, 12,298.16 and 2,652.44 is: 3,979.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.72 : 12,298.16 = 2,652.44 : x
  2. Step 2: Convert to fraction form
    8,197.72/12,298.16 = 2,652.44/x
  3. Step 3: Cross multiply
    8,197.72x = 12,298.16 × 2,652.44
  4. Step 4: Simplify right side
    8,197.72x = 32,620,131.51
  5. Step 5: Solve for x
    x = 32,620,131.51/8,197.72
  6. Step 6: Final answer
    x = 3,979.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.