Home / 2,258.10-3,380.76-1,434.33

Finding the Fourth Proportional to 2,258.10, 3,380.76 and 1,434.33

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Solution

The fourth proportional to 2,258.10, 3,380.76 and 1,434.33 is: 2,147.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.10 : 3,380.76 = 1,434.33 : x
  2. Step 2: Convert to fraction form
    2,258.10/3,380.76 = 1,434.33/x
  3. Step 3: Cross multiply
    2,258.10x = 3,380.76 × 1,434.33
  4. Step 4: Simplify right side
    2,258.10x = 4,849,125.49
  5. Step 5: Solve for x
    x = 4,849,125.49/2,258.10
  6. Step 6: Final answer
    x = 2,147.44

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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.