Home / 3,391.08-5,087.40-3,101.08

Finding the Fourth Proportional to 3,391.08, 5,087.40 and 3,101.08

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Solution

The fourth proportional to 3,391.08, 5,087.40 and 3,101.08 is: 4,652.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.08 : 5,087.40 = 3,101.08 : x
  2. Step 2: Convert to fraction form
    3,391.08/5,087.40 = 3,101.08/x
  3. Step 3: Cross multiply
    3,391.08x = 5,087.40 × 3,101.08
  4. Step 4: Simplify right side
    3,391.08x = 15,776,434.39
  5. Step 5: Solve for x
    x = 15,776,434.39/3,391.08
  6. Step 6: Final answer
    x = 4,652.33

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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.