Home / 3,860.75-5,329.05-2,463.50

Finding the Fourth Proportional to 3,860.75, 5,329.05 and 2,463.50

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Solution

The fourth proportional to 3,860.75, 5,329.05 and 2,463.50 is: 3,400.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.75 : 5,329.05 = 2,463.50 : x
  2. Step 2: Convert to fraction form
    3,860.75/5,329.05 = 2,463.50/x
  3. Step 3: Cross multiply
    3,860.75x = 5,329.05 × 2,463.50
  4. Step 4: Simplify right side
    3,860.75x = 13,128,114.68
  5. Step 5: Solve for x
    x = 13,128,114.68/3,860.75
  6. Step 6: Final answer
    x = 3,400.41

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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.