Home / 8,910.23-13,365.54-3,066.75

Finding the Fourth Proportional to 8,910.23, 13,365.54 and 3,066.75

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Solution

The fourth proportional to 8,910.23, 13,365.54 and 3,066.75 is: 4,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.23 : 13,365.54 = 3,066.75 : x
  2. Step 2: Convert to fraction form
    8,910.23/13,365.54 = 3,066.75/x
  3. Step 3: Cross multiply
    8,910.23x = 13,365.54 × 3,066.75
  4. Step 4: Simplify right side
    8,910.23x = 40,988,769.80
  5. Step 5: Solve for x
    x = 40,988,769.80/8,910.23
  6. Step 6: Final answer
    x = 4,600.19

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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.