Home / 8,665.08-12,996.24-2,424.42

Finding the Fourth Proportional to 8,665.08, 12,996.24 and 2,424.42

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Solution

The fourth proportional to 8,665.08, 12,996.24 and 2,424.42 is: 3,636.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665.08 : 12,996.24 = 2,424.42 : x
  2. Step 2: Convert to fraction form
    8,665.08/12,996.24 = 2,424.42/x
  3. Step 3: Cross multiply
    8,665.08x = 12,996.24 × 2,424.42
  4. Step 4: Simplify right side
    8,665.08x = 31,508,344.18
  5. Step 5: Solve for x
    x = 31,508,344.18/8,665.08
  6. Step 6: Final answer
    x = 3,636.24

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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.