Home / 3,264.60-4,505.13-1,772.51

Finding the Fourth Proportional to 3,264.60, 4,505.13 and 1,772.51

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Solution

The fourth proportional to 3,264.60, 4,505.13 and 1,772.51 is: 2,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.60 : 4,505.13 = 1,772.51 : x
  2. Step 2: Convert to fraction form
    3,264.60/4,505.13 = 1,772.51/x
  3. Step 3: Cross multiply
    3,264.60x = 4,505.13 × 1,772.51
  4. Step 4: Simplify right side
    3,264.60x = 7,985,365.45
  5. Step 5: Solve for x
    x = 7,985,365.45/3,264.60
  6. Step 6: Final answer
    x = 2,446.05

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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.