Home / 3,716.21-5,122.62-2,535.23

Finding the Fourth Proportional to 3,716.21, 5,122.62 and 2,535.23

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Solution

The fourth proportional to 3,716.21, 5,122.62 and 2,535.23 is: 3,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.21 : 5,122.62 = 2,535.23 : x
  2. Step 2: Convert to fraction form
    3,716.21/5,122.62 = 2,535.23/x
  3. Step 3: Cross multiply
    3,716.21x = 5,122.62 × 2,535.23
  4. Step 4: Simplify right side
    3,716.21x = 12,986,994.29
  5. Step 5: Solve for x
    x = 12,986,994.29/3,716.21
  6. Step 6: Final answer
    x = 3,494.69

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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.