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Finding the Fourth Proportional to 8,030.16, 12,049.08 and 4,958.16

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Solution

The fourth proportional to 8,030.16, 12,049.08 and 4,958.16 is: 7,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.16 : 12,049.08 = 4,958.16 : x
  2. Step 2: Convert to fraction form
    8,030.16/12,049.08 = 4,958.16/x
  3. Step 3: Cross multiply
    8,030.16x = 12,049.08 × 4,958.16
  4. Step 4: Simplify right side
    8,030.16x = 59,741,266.49
  5. Step 5: Solve for x
    x = 59,741,266.49/8,030.16
  6. Step 6: Final answer
    x = 7,439.61

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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.