Home / 3,611.76-5,413.20-2,053.07

Finding the Fourth Proportional to 3,611.76, 5,413.20 and 2,053.07

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Solution

The fourth proportional to 3,611.76, 5,413.20 and 2,053.07 is: 3,077.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.76 : 5,413.20 = 2,053.07 : x
  2. Step 2: Convert to fraction form
    3,611.76/5,413.20 = 2,053.07/x
  3. Step 3: Cross multiply
    3,611.76x = 5,413.20 × 2,053.07
  4. Step 4: Simplify right side
    3,611.76x = 11,113,651.46
  5. Step 5: Solve for x
    x = 11,113,651.46/3,611.76
  6. Step 6: Final answer
    x = 3,077.08

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1.5x scale

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.