Home / 2,425.11-3,346.56-1,377.06

Finding the Fourth Proportional to 2,425.11, 3,346.56 and 1,377.06

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Solution

The fourth proportional to 2,425.11, 3,346.56 and 1,377.06 is: 1,900.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.11 : 3,346.56 = 1,377.06 : x
  2. Step 2: Convert to fraction form
    2,425.11/3,346.56 = 1,377.06/x
  3. Step 3: Cross multiply
    2,425.11x = 3,346.56 × 1,377.06
  4. Step 4: Simplify right side
    2,425.11x = 4,608,413.91
  5. Step 5: Solve for x
    x = 4,608,413.91/2,425.11
  6. Step 6: Final answer
    x = 1,900.29

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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.