Home / 1,845.64-2,768.56-529.29

Finding the Fourth Proportional to 1,845.64, 2,768.56 and 529.29

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Solution

The fourth proportional to 1,845.64, 2,768.56 and 529.29 is: 793.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.64 : 2,768.56 = 529.29 : x
  2. Step 2: Convert to fraction form
    1,845.64/2,768.56 = 529.29/x
  3. Step 3: Cross multiply
    1,845.64x = 2,768.56 × 529.29
  4. Step 4: Simplify right side
    1,845.64x = 1,465,371.12
  5. Step 5: Solve for x
    x = 1,465,371.12/1,845.64
  6. Step 6: Final answer
    x = 793.96

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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.