Home / 3,600.78-5,394.20-2,364.45

Finding the Fourth Proportional to 3,600.78, 5,394.20 and 2,364.45

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Solution

The fourth proportional to 3,600.78, 5,394.20 and 2,364.45 is: 3,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.78 : 5,394.20 = 2,364.45 : x
  2. Step 2: Convert to fraction form
    3,600.78/5,394.20 = 2,364.45/x
  3. Step 3: Cross multiply
    3,600.78x = 5,394.20 × 2,364.45
  4. Step 4: Simplify right side
    3,600.78x = 12,754,304.37
  5. Step 5: Solve for x
    x = 12,754,304.37/3,600.78
  6. Step 6: Final answer
    x = 3,542.09

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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.