Home / 2,258.04-3,381-2,187.60

Finding the Fourth Proportional to 2,258.04, 3,381 and 2,187.60

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Solution

The fourth proportional to 2,258.04, 3,381 and 2,187.60 is: 3,275.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.04 : 3,381 = 2,187.60 : x
  2. Step 2: Convert to fraction form
    2,258.04/3,381 = 2,187.60/x
  3. Step 3: Cross multiply
    2,258.04x = 3,381 × 2,187.60
  4. Step 4: Simplify right side
    2,258.04x = 7,396,275.60
  5. Step 5: Solve for x
    x = 7,396,275.60/2,258.04
  6. Step 6: Final answer
    x = 3,275.53

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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.