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Finding the Fourth Proportional to 8,007.75, 12,013.16 and 2,460.11

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Solution

The fourth proportional to 8,007.75, 12,013.16 and 2,460.11 is: 3,690.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.75 : 12,013.16 = 2,460.11 : x
  2. Step 2: Convert to fraction form
    8,007.75/12,013.16 = 2,460.11/x
  3. Step 3: Cross multiply
    8,007.75x = 12,013.16 × 2,460.11
  4. Step 4: Simplify right side
    8,007.75x = 29,553,641.13
  5. Step 5: Solve for x
    x = 29,553,641.13/8,007.75
  6. Step 6: Final answer
    x = 3,690.63

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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.