Home / 2,077.65-3,110.40-2,016.90

Finding the Fourth Proportional to 2,077.65, 3,110.40 and 2,016.90

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Solution

The fourth proportional to 2,077.65, 3,110.40 and 2,016.90 is: 3,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.65 : 3,110.40 = 2,016.90 : x
  2. Step 2: Convert to fraction form
    2,077.65/3,110.40 = 2,016.90/x
  3. Step 3: Cross multiply
    2,077.65x = 3,110.40 × 2,016.90
  4. Step 4: Simplify right side
    2,077.65x = 6,273,365.76
  5. Step 5: Solve for x
    x = 6,273,365.76/2,077.65
  6. Step 6: Final answer
    x = 3,019.45

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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.