Home / 2,325.85-3,209.60-1,263.59

Finding the Fourth Proportional to 2,325.85, 3,209.60 and 1,263.59

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Solution

The fourth proportional to 2,325.85, 3,209.60 and 1,263.59 is: 1,743.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.85 : 3,209.60 = 1,263.59 : x
  2. Step 2: Convert to fraction form
    2,325.85/3,209.60 = 1,263.59/x
  3. Step 3: Cross multiply
    2,325.85x = 3,209.60 × 1,263.59
  4. Step 4: Simplify right side
    2,325.85x = 4,055,618.46
  5. Step 5: Solve for x
    x = 4,055,618.46/2,325.85
  6. Step 6: Final answer
    x = 1,743.71

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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.