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Finding the Fourth Proportional to 4,139.44, 6,209.46 and 1,366.00

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Solution

The fourth proportional to 4,139.44, 6,209.46 and 1,366.00 is: 2,049.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.44 : 6,209.46 = 1,366.00 : x
  2. Step 2: Convert to fraction form
    4,139.44/6,209.46 = 1,366.00/x
  3. Step 3: Cross multiply
    4,139.44x = 6,209.46 × 1,366.00
  4. Step 4: Simplify right side
    4,139.44x = 8,482,106.84
  5. Step 5: Solve for x
    x = 8,482,106.84/4,139.44
  6. Step 6: Final answer
    x = 2,049.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.