Home / 2,325.38-3,209.00-1,263.11

Finding the Fourth Proportional to 2,325.38, 3,209.00 and 1,263.11

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Solution

The fourth proportional to 2,325.38, 3,209.00 and 1,263.11 is: 1,743.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.38 : 3,209.00 = 1,263.11 : x
  2. Step 2: Convert to fraction form
    2,325.38/3,209.00 = 1,263.11/x
  3. Step 3: Cross multiply
    2,325.38x = 3,209.00 × 1,263.11
  4. Step 4: Simplify right side
    2,325.38x = 4,053,297.63
  5. Step 5: Solve for x
    x = 4,053,297.63/2,325.38
  6. Step 6: Final answer
    x = 1,743.07

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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.