Home / 2,368.11-3,266.96-2,258.31

Finding the Fourth Proportional to 2,368.11, 3,266.96 and 2,258.31

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Solution

The fourth proportional to 2,368.11, 3,266.96 and 2,258.31 is: 3,115.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.11 : 3,266.96 = 2,258.31 : x
  2. Step 2: Convert to fraction form
    2,368.11/3,266.96 = 2,258.31/x
  3. Step 3: Cross multiply
    2,368.11x = 3,266.96 × 2,258.31
  4. Step 4: Simplify right side
    2,368.11x = 7,377,797.15
  5. Step 5: Solve for x
    x = 7,377,797.15/2,368.11
  6. Step 6: Final answer
    x = 3,115.48

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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.