Home / 2,071.11-2,854.30-1,755.36

Finding the Fourth Proportional to 2,071.11, 2,854.30 and 1,755.36

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Solution

The fourth proportional to 2,071.11, 2,854.30 and 1,755.36 is: 2,419.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071.11 : 2,854.30 = 1,755.36 : x
  2. Step 2: Convert to fraction form
    2,071.11/2,854.30 = 1,755.36/x
  3. Step 3: Cross multiply
    2,071.11x = 2,854.30 × 1,755.36
  4. Step 4: Simplify right side
    2,071.11x = 5,010,324.05
  5. Step 5: Solve for x
    x = 5,010,324.05/2,071.11
  6. Step 6: Final answer
    x = 2,419.15

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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.