Home / 2,320.35-3,202.32-1,325.64

Finding the Fourth Proportional to 2,320.35, 3,202.32 and 1,325.64

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Solution

The fourth proportional to 2,320.35, 3,202.32 and 1,325.64 is: 1,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.35 : 3,202.32 = 1,325.64 : x
  2. Step 2: Convert to fraction form
    2,320.35/3,202.32 = 1,325.64/x
  3. Step 3: Cross multiply
    2,320.35x = 3,202.32 × 1,325.64
  4. Step 4: Simplify right side
    2,320.35x = 4,245,123.48
  5. Step 5: Solve for x
    x = 4,245,123.48/2,320.35
  6. Step 6: Final answer
    x = 1,829.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.