Home / 2,250.70-3,362.39-1,881.65

Finding the Fourth Proportional to 2,250.70, 3,362.39 and 1,881.65

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Solution

The fourth proportional to 2,250.70, 3,362.39 and 1,881.65 is: 2,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.70 : 3,362.39 = 1,881.65 : x
  2. Step 2: Convert to fraction form
    2,250.70/3,362.39 = 1,881.65/x
  3. Step 3: Cross multiply
    2,250.70x = 3,362.39 × 1,881.65
  4. Step 4: Simplify right side
    2,250.70x = 6,326,838.87
  5. Step 5: Solve for x
    x = 6,326,838.87/2,250.70
  6. Step 6: Final answer
    x = 2,811.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.