Home / 3,365.11-4,641.55-3,086.28

Finding the Fourth Proportional to 3,365.11, 4,641.55 and 3,086.28

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Solution

The fourth proportional to 3,365.11, 4,641.55 and 3,086.28 is: 4,256.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.11 : 4,641.55 = 3,086.28 : x
  2. Step 2: Convert to fraction form
    3,365.11/4,641.55 = 3,086.28/x
  3. Step 3: Cross multiply
    3,365.11x = 4,641.55 × 3,086.28
  4. Step 4: Simplify right side
    3,365.11x = 14,325,122.93
  5. Step 5: Solve for x
    x = 14,325,122.93/3,365.11
  6. Step 6: Final answer
    x = 4,256.96

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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.