Home / 2,110.06-2,912.79-2,066.86

Finding the Fourth Proportional to 2,110.06, 2,912.79 and 2,066.86

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Solution

The fourth proportional to 2,110.06, 2,912.79 and 2,066.86 is: 2,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.06 : 2,912.79 = 2,066.86 : x
  2. Step 2: Convert to fraction form
    2,110.06/2,912.79 = 2,066.86/x
  3. Step 3: Cross multiply
    2,110.06x = 2,912.79 × 2,066.86
  4. Step 4: Simplify right side
    2,110.06x = 6,020,329.14
  5. Step 5: Solve for x
    x = 6,020,329.14/2,110.06
  6. Step 6: Final answer
    x = 2,853.16

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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.