Home / 3,774.22-5,661.33-1,177.17

Finding the Fourth Proportional to 3,774.22, 5,661.33 and 1,177.17

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Solution

The fourth proportional to 3,774.22, 5,661.33 and 1,177.17 is: 1,765.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.22 : 5,661.33 = 1,177.17 : x
  2. Step 2: Convert to fraction form
    3,774.22/5,661.33 = 1,177.17/x
  3. Step 3: Cross multiply
    3,774.22x = 5,661.33 × 1,177.17
  4. Step 4: Simplify right side
    3,774.22x = 6,664,347.84
  5. Step 5: Solve for x
    x = 6,664,347.84/3,774.22
  6. Step 6: Final answer
    x = 1,765.76

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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.