Home / 2,258.52-3,116.66-1,263.77

Finding the Fourth Proportional to 2,258.52, 3,116.66 and 1,263.77

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Solution

The fourth proportional to 2,258.52, 3,116.66 and 1,263.77 is: 1,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.52 : 3,116.66 = 1,263.77 : x
  2. Step 2: Convert to fraction form
    2,258.52/3,116.66 = 1,263.77/x
  3. Step 3: Cross multiply
    2,258.52x = 3,116.66 × 1,263.77
  4. Step 4: Simplify right side
    2,258.52x = 3,938,741.41
  5. Step 5: Solve for x
    x = 3,938,741.41/2,258.52
  6. Step 6: Final answer
    x = 1,743.95

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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.