Home / 3,711.53-5,121.69-2,032.63

Finding the Fourth Proportional to 3,711.53, 5,121.69 and 2,032.63

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Solution

The fourth proportional to 3,711.53, 5,121.69 and 2,032.63 is: 2,804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.53 : 5,121.69 = 2,032.63 : x
  2. Step 2: Convert to fraction form
    3,711.53/5,121.69 = 2,032.63/x
  3. Step 3: Cross multiply
    3,711.53x = 5,121.69 × 2,032.63
  4. Step 4: Simplify right side
    3,711.53x = 10,410,500.74
  5. Step 5: Solve for x
    x = 10,410,500.74/3,711.53
  6. Step 6: Final answer
    x = 2,804.91

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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.