Home / 2,057.40-3,084.48-1,863

Finding the Fourth Proportional to 2,057.40, 3,084.48 and 1,863

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Solution

The fourth proportional to 2,057.40, 3,084.48 and 1,863 is: 2,793.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.40 : 3,084.48 = 1,863 : x
  2. Step 2: Convert to fraction form
    2,057.40/3,084.48 = 1,863/x
  3. Step 3: Cross multiply
    2,057.40x = 3,084.48 × 1,863
  4. Step 4: Simplify right side
    2,057.40x = 5,746,386.24
  5. Step 5: Solve for x
    x = 5,746,386.24/2,057.40
  6. Step 6: Final answer
    x = 2,793.03

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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.