Home / 2,491.26-3,413.34-2,460.51

Finding the Fourth Proportional to 2,491.26, 3,413.34 and 2,460.51

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Solution

The fourth proportional to 2,491.26, 3,413.34 and 2,460.51 is: 3,371.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.26 : 3,413.34 = 2,460.51 : x
  2. Step 2: Convert to fraction form
    2,491.26/3,413.34 = 2,460.51/x
  3. Step 3: Cross multiply
    2,491.26x = 3,413.34 × 2,460.51
  4. Step 4: Simplify right side
    2,491.26x = 8,398,557.20
  5. Step 5: Solve for x
    x = 8,398,557.20/2,491.26
  6. Step 6: Final answer
    x = 3,371.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.