Home / 3,716.40-5,126.04-3,249.84

Finding the Fourth Proportional to 3,716.40, 5,126.04 and 3,249.84

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Solution

The fourth proportional to 3,716.40, 5,126.04 and 3,249.84 is: 4,482.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.40 : 5,126.04 = 3,249.84 : x
  2. Step 2: Convert to fraction form
    3,716.40/5,126.04 = 3,249.84/x
  3. Step 3: Cross multiply
    3,716.40x = 5,126.04 × 3,249.84
  4. Step 4: Simplify right side
    3,716.40x = 16,658,809.83
  5. Step 5: Solve for x
    x = 16,658,809.83/3,716.40
  6. Step 6: Final answer
    x = 4,482.51

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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.