Home / 3,646.61-5,468.53-1,180.77

Finding the Fourth Proportional to 3,646.61, 5,468.53 and 1,180.77

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Solution

The fourth proportional to 3,646.61, 5,468.53 and 1,180.77 is: 1,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.61 : 5,468.53 = 1,180.77 : x
  2. Step 2: Convert to fraction form
    3,646.61/5,468.53 = 1,180.77/x
  3. Step 3: Cross multiply
    3,646.61x = 5,468.53 × 1,180.77
  4. Step 4: Simplify right side
    3,646.61x = 6,457,076.17
  5. Step 5: Solve for x
    x = 6,457,076.17/3,646.61
  6. Step 6: Final answer
    x = 1,770.71

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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.