Home / 3,066.06-4,229.91-2,135.10

Finding the Fourth Proportional to 3,066.06, 4,229.91 and 2,135.10

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Solution

The fourth proportional to 3,066.06, 4,229.91 and 2,135.10 is: 2,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.06 : 4,229.91 = 2,135.10 : x
  2. Step 2: Convert to fraction form
    3,066.06/4,229.91 = 2,135.10/x
  3. Step 3: Cross multiply
    3,066.06x = 4,229.91 × 2,135.10
  4. Step 4: Simplify right side
    3,066.06x = 9,031,280.84
  5. Step 5: Solve for x
    x = 9,031,280.84/3,066.06
  6. Step 6: Final answer
    x = 2,945.57

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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.