Home / 3,439.06-4,744.42-2,690.01

Finding the Fourth Proportional to 3,439.06, 4,744.42 and 2,690.01

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Solution

The fourth proportional to 3,439.06, 4,744.42 and 2,690.01 is: 3,711.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.06 : 4,744.42 = 2,690.01 : x
  2. Step 2: Convert to fraction form
    3,439.06/4,744.42 = 2,690.01/x
  3. Step 3: Cross multiply
    3,439.06x = 4,744.42 × 2,690.01
  4. Step 4: Simplify right side
    3,439.06x = 12,762,545.65
  5. Step 5: Solve for x
    x = 12,762,545.65/3,439.06
  6. Step 6: Final answer
    x = 3,711.06

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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.