Home / 3,716.40-5,132.10-2,392.41

Finding the Fourth Proportional to 3,716.40, 5,132.10 and 2,392.41

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Solution

The fourth proportional to 3,716.40, 5,132.10 and 2,392.41 is: 3,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.40 : 5,132.10 = 2,392.41 : x
  2. Step 2: Convert to fraction form
    3,716.40/5,132.10 = 2,392.41/x
  3. Step 3: Cross multiply
    3,716.40x = 5,132.10 × 2,392.41
  4. Step 4: Simplify right side
    3,716.40x = 12,278,087.36
  5. Step 5: Solve for x
    x = 12,278,087.36/3,716.40
  6. Step 6: Final answer
    x = 3,303.76

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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.