Home / 2,325.78-3,488.40-2,197.26

Finding the Fourth Proportional to 2,325.78, 3,488.40 and 2,197.26

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Solution

The fourth proportional to 2,325.78, 3,488.40 and 2,197.26 is: 3,295.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.78 : 3,488.40 = 2,197.26 : x
  2. Step 2: Convert to fraction form
    2,325.78/3,488.40 = 2,197.26/x
  3. Step 3: Cross multiply
    2,325.78x = 3,488.40 × 2,197.26
  4. Step 4: Simplify right side
    2,325.78x = 7,664,921.78
  5. Step 5: Solve for x
    x = 7,664,921.78/2,325.78
  6. Step 6: Final answer
    x = 3,295.63

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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.