Home / 3,187.13-4,775.36-2,258.19

Finding the Fourth Proportional to 3,187.13, 4,775.36 and 2,258.19

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Solution

The fourth proportional to 3,187.13, 4,775.36 and 2,258.19 is: 3,383.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.13 : 4,775.36 = 2,258.19 : x
  2. Step 2: Convert to fraction form
    3,187.13/4,775.36 = 2,258.19/x
  3. Step 3: Cross multiply
    3,187.13x = 4,775.36 × 2,258.19
  4. Step 4: Simplify right side
    3,187.13x = 10,783,658.91
  5. Step 5: Solve for x
    x = 10,783,658.91/3,187.13
  6. Step 6: Final answer
    x = 3,383.51

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1.5x scale

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.