Home / 2,708.30-4,056.05-1,837.90

Finding the Fourth Proportional to 2,708.30, 4,056.05 and 1,837.90

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Solution

The fourth proportional to 2,708.30, 4,056.05 and 1,837.90 is: 2,752.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.30 : 4,056.05 = 1,837.90 : x
  2. Step 2: Convert to fraction form
    2,708.30/4,056.05 = 1,837.90/x
  3. Step 3: Cross multiply
    2,708.30x = 4,056.05 × 1,837.90
  4. Step 4: Simplify right side
    2,708.30x = 7,454,614.30
  5. Step 5: Solve for x
    x = 7,454,614.30/2,708.30
  6. Step 6: Final answer
    x = 2,752.51

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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.