Home / 2,275.81-3,413.70-1,301.22

Finding the Fourth Proportional to 2,275.81, 3,413.70 and 1,301.22

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Solution

The fourth proportional to 2,275.81, 3,413.70 and 1,301.22 is: 1,951.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275.81 : 3,413.70 = 1,301.22 : x
  2. Step 2: Convert to fraction form
    2,275.81/3,413.70 = 1,301.22/x
  3. Step 3: Cross multiply
    2,275.81x = 3,413.70 × 1,301.22
  4. Step 4: Simplify right side
    2,275.81x = 4,441,974.71
  5. Step 5: Solve for x
    x = 4,441,974.71/2,275.81
  6. Step 6: Final answer
    x = 1,951.82

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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.