Home / 2,275.02-3,413.34-1,180.11

Finding the Fourth Proportional to 2,275.02, 3,413.34 and 1,180.11

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Solution

The fourth proportional to 2,275.02, 3,413.34 and 1,180.11 is: 1,770.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275.02 : 3,413.34 = 1,180.11 : x
  2. Step 2: Convert to fraction form
    2,275.02/3,413.34 = 1,180.11/x
  3. Step 3: Cross multiply
    2,275.02x = 3,413.34 × 1,180.11
  4. Step 4: Simplify right side
    2,275.02x = 4,028,116.67
  5. Step 5: Solve for x
    x = 4,028,116.67/2,275.02
  6. Step 6: Final answer
    x = 1,770.59

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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.