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Finding the Fourth Proportional to 4,446.56, 6,671.03 and 1,326.55

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Solution

The fourth proportional to 4,446.56, 6,671.03 and 1,326.55 is: 1,990.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.56 : 6,671.03 = 1,326.55 : x
  2. Step 2: Convert to fraction form
    4,446.56/6,671.03 = 1,326.55/x
  3. Step 3: Cross multiply
    4,446.56x = 6,671.03 × 1,326.55
  4. Step 4: Simplify right side
    4,446.56x = 8,849,474.00
  5. Step 5: Solve for x
    x = 8,849,474.00/4,446.56
  6. Step 6: Final answer
    x = 1,990.19

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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.