Home / 3,597.10-5,390.05-2,278.07

Finding the Fourth Proportional to 3,597.10, 5,390.05 and 2,278.07

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Solution

The fourth proportional to 3,597.10, 5,390.05 and 2,278.07 is: 3,413.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.10 : 5,390.05 = 2,278.07 : x
  2. Step 2: Convert to fraction form
    3,597.10/5,390.05 = 2,278.07/x
  3. Step 3: Cross multiply
    3,597.10x = 5,390.05 × 2,278.07
  4. Step 4: Simplify right side
    3,597.10x = 12,278,911.20
  5. Step 5: Solve for x
    x = 12,278,911.20/3,597.10
  6. Step 6: Final answer
    x = 3,413.56

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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.