Home / 2,501.11-3,451.52-1,382.13

Finding the Fourth Proportional to 2,501.11, 3,451.52 and 1,382.13

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Solution

The fourth proportional to 2,501.11, 3,451.52 and 1,382.13 is: 1,907.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.11 : 3,451.52 = 1,382.13 : x
  2. Step 2: Convert to fraction form
    2,501.11/3,451.52 = 1,382.13/x
  3. Step 3: Cross multiply
    2,501.11x = 3,451.52 × 1,382.13
  4. Step 4: Simplify right side
    2,501.11x = 4,770,425.17
  5. Step 5: Solve for x
    x = 4,770,425.17/2,501.11
  6. Step 6: Final answer
    x = 1,907.32

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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.