Home / 4,043.40-6,065.78-2,069.88

Finding the Fourth Proportional to 4,043.40, 6,065.78 and 2,069.88

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Solution

The fourth proportional to 4,043.40, 6,065.78 and 2,069.88 is: 3,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.40 : 6,065.78 = 2,069.88 : x
  2. Step 2: Convert to fraction form
    4,043.40/6,065.78 = 2,069.88/x
  3. Step 3: Cross multiply
    4,043.40x = 6,065.78 × 2,069.88
  4. Step 4: Simplify right side
    4,043.40x = 12,555,426.36
  5. Step 5: Solve for x
    x = 12,555,426.36/4,043.40
  6. Step 6: Final answer
    x = 3,105.17

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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.