Home / 3,860.54-5,327.42-2,267.16

Finding the Fourth Proportional to 3,860.54, 5,327.42 and 2,267.16

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Solution

The fourth proportional to 3,860.54, 5,327.42 and 2,267.16 is: 3,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.54 : 5,327.42 = 2,267.16 : x
  2. Step 2: Convert to fraction form
    3,860.54/5,327.42 = 2,267.16/x
  3. Step 3: Cross multiply
    3,860.54x = 5,327.42 × 2,267.16
  4. Step 4: Simplify right side
    3,860.54x = 12,078,110.69
  5. Step 5: Solve for x
    x = 12,078,110.69/3,860.54
  6. Step 6: Final answer
    x = 3,128.60

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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.