Home / 2,571.35-3,860.67-2,453.90

Finding the Fourth Proportional to 2,571.35, 3,860.67 and 2,453.90

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Solution

The fourth proportional to 2,571.35, 3,860.67 and 2,453.90 is: 3,684.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,571.35 : 3,860.67 = 2,453.90 : x
  2. Step 2: Convert to fraction form
    2,571.35/3,860.67 = 2,453.90/x
  3. Step 3: Cross multiply
    2,571.35x = 3,860.67 × 2,453.90
  4. Step 4: Simplify right side
    2,571.35x = 9,473,698.11
  5. Step 5: Solve for x
    x = 9,473,698.11/2,571.35
  6. Step 6: Final answer
    x = 3,684.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.