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Finding the Fourth Proportional to 9,063.56, 12,503.46 and 6,412.43

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Solution

The fourth proportional to 9,063.56, 12,503.46 and 6,412.43 is: 8,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,063.56 : 12,503.46 = 6,412.43 : x
  2. Step 2: Convert to fraction form
    9,063.56/12,503.46 = 6,412.43/x
  3. Step 3: Cross multiply
    9,063.56x = 12,503.46 × 6,412.43
  4. Step 4: Simplify right side
    9,063.56x = 80,177,617.31
  5. Step 5: Solve for x
    x = 80,177,617.31/9,063.56
  6. Step 6: Final answer
    x = 8,846.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.