Home / 2,292.39-3,159.81-1,546.11

Finding the Fourth Proportional to 2,292.39, 3,159.81 and 1,546.11

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Solution

The fourth proportional to 2,292.39, 3,159.81 and 1,546.11 is: 2,131.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.39 : 3,159.81 = 1,546.11 : x
  2. Step 2: Convert to fraction form
    2,292.39/3,159.81 = 1,546.11/x
  3. Step 3: Cross multiply
    2,292.39x = 3,159.81 × 1,546.11
  4. Step 4: Simplify right side
    2,292.39x = 4,885,413.84
  5. Step 5: Solve for x
    x = 4,885,413.84/2,292.39
  6. Step 6: Final answer
    x = 2,131.14

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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.