Home / 2,258.14-3,116.13-1,263.43

Finding the Fourth Proportional to 2,258.14, 3,116.13 and 1,263.43

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Solution

The fourth proportional to 2,258.14, 3,116.13 and 1,263.43 is: 1,743.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.14 : 3,116.13 = 1,263.43 : x
  2. Step 2: Convert to fraction form
    2,258.14/3,116.13 = 1,263.43/x
  3. Step 3: Cross multiply
    2,258.14x = 3,116.13 × 1,263.43
  4. Step 4: Simplify right side
    2,258.14x = 3,937,012.13
  5. Step 5: Solve for x
    x = 3,937,012.13/2,258.14
  6. Step 6: Final answer
    x = 1,743.48

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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.