Home / 3,264.89-4,505.55-1,867.64

Finding the Fourth Proportional to 3,264.89, 4,505.55 and 1,867.64

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Solution

The fourth proportional to 3,264.89, 4,505.55 and 1,867.64 is: 2,577.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.89 : 4,505.55 = 1,867.64 : x
  2. Step 2: Convert to fraction form
    3,264.89/4,505.55 = 1,867.64/x
  3. Step 3: Cross multiply
    3,264.89x = 4,505.55 × 1,867.64
  4. Step 4: Simplify right side
    3,264.89x = 8,414,746.47
  5. Step 5: Solve for x
    x = 8,414,746.47/3,264.89
  6. Step 6: Final answer
    x = 2,577.34

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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.