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Finding the Fourth Proportional to 8,334.12, 12,475.44 and 4,576.50

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Solution

The fourth proportional to 8,334.12, 12,475.44 and 4,576.50 is: 6,850.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.12 : 12,475.44 = 4,576.50 : x
  2. Step 2: Convert to fraction form
    8,334.12/12,475.44 = 4,576.50/x
  3. Step 3: Cross multiply
    8,334.12x = 12,475.44 × 4,576.50
  4. Step 4: Simplify right side
    8,334.12x = 57,093,851.16
  5. Step 5: Solve for x
    x = 57,093,851.16/8,334.12
  6. Step 6: Final answer
    x = 6,850.62

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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.