Home / 1,635.48-2,449.92-941.70

Finding the Fourth Proportional to 1,635.48, 2,449.92 and 941.70

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Solution

The fourth proportional to 1,635.48, 2,449.92 and 941.70 is: 1,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.48 : 2,449.92 = 941.70 : x
  2. Step 2: Convert to fraction form
    1,635.48/2,449.92 = 941.70/x
  3. Step 3: Cross multiply
    1,635.48x = 2,449.92 × 941.70
  4. Step 4: Simplify right side
    1,635.48x = 2,307,089.66
  5. Step 5: Solve for x
    x = 2,307,089.66/1,635.48
  6. Step 6: Final answer
    x = 1,410.65

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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.