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Finding the Fourth Proportional to 8,014.68, 12,013.56 and 2,748.06

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Solution

The fourth proportional to 8,014.68, 12,013.56 and 2,748.06 is: 4,119.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.68 : 12,013.56 = 2,748.06 : x
  2. Step 2: Convert to fraction form
    8,014.68/12,013.56 = 2,748.06/x
  3. Step 3: Cross multiply
    8,014.68x = 12,013.56 × 2,748.06
  4. Step 4: Simplify right side
    8,014.68x = 33,013,983.69
  5. Step 5: Solve for x
    x = 33,013,983.69/8,014.68
  6. Step 6: Final answer
    x = 4,119.19

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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.