Home / 3,711.21-5,121.53-2,032.59

Finding the Fourth Proportional to 3,711.21, 5,121.53 and 2,032.59

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Solution

The fourth proportional to 3,711.21, 5,121.53 and 2,032.59 is: 2,805.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.21 : 5,121.53 = 2,032.59 : x
  2. Step 2: Convert to fraction form
    3,711.21/5,121.53 = 2,032.59/x
  3. Step 3: Cross multiply
    3,711.21x = 5,121.53 × 2,032.59
  4. Step 4: Simplify right side
    3,711.21x = 10,409,970.66
  5. Step 5: Solve for x
    x = 10,409,970.66/3,711.21
  6. Step 6: Final answer
    x = 2,805.01

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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.