Home / 2,074.29-3,107.28-1,250.07

Finding the Fourth Proportional to 2,074.29, 3,107.28 and 1,250.07

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Solution

The fourth proportional to 2,074.29, 3,107.28 and 1,250.07 is: 1,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.29 : 3,107.28 = 1,250.07 : x
  2. Step 2: Convert to fraction form
    2,074.29/3,107.28 = 1,250.07/x
  3. Step 3: Cross multiply
    2,074.29x = 3,107.28 × 1,250.07
  4. Step 4: Simplify right side
    2,074.29x = 3,884,317.51
  5. Step 5: Solve for x
    x = 3,884,317.51/2,074.29
  6. Step 6: Final answer
    x = 1,872.60

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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.