Home / 2,257.33-3,114.96-1,262.38

Finding the Fourth Proportional to 2,257.33, 3,114.96 and 1,262.38

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Solution

The fourth proportional to 2,257.33, 3,114.96 and 1,262.38 is: 1,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.33 : 3,114.96 = 1,262.38 : x
  2. Step 2: Convert to fraction form
    2,257.33/3,114.96 = 1,262.38/x
  3. Step 3: Cross multiply
    2,257.33x = 3,114.96 × 1,262.38
  4. Step 4: Simplify right side
    2,257.33x = 3,932,263.20
  5. Step 5: Solve for x
    x = 3,932,263.20/2,257.33
  6. Step 6: Final answer
    x = 1,742.00

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1.5x scale

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.