Home / 3,261.87-4,501.34-1,845.53

Finding the Fourth Proportional to 3,261.87, 4,501.34 and 1,845.53

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Solution

The fourth proportional to 3,261.87, 4,501.34 and 1,845.53 is: 2,546.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.87 : 4,501.34 = 1,845.53 : x
  2. Step 2: Convert to fraction form
    3,261.87/4,501.34 = 1,845.53/x
  3. Step 3: Cross multiply
    3,261.87x = 4,501.34 × 1,845.53
  4. Step 4: Simplify right side
    3,261.87x = 8,307,348.78
  5. Step 5: Solve for x
    x = 8,307,348.78/3,261.87
  6. Step 6: Final answer
    x = 2,546.81

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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.