Home / 2,965.20-4,445.16-1,663.93

Finding the Fourth Proportional to 2,965.20, 4,445.16 and 1,663.93

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Solution

The fourth proportional to 2,965.20, 4,445.16 and 1,663.93 is: 2,494.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.20 : 4,445.16 = 1,663.93 : x
  2. Step 2: Convert to fraction form
    2,965.20/4,445.16 = 1,663.93/x
  3. Step 3: Cross multiply
    2,965.20x = 4,445.16 × 1,663.93
  4. Step 4: Simplify right side
    2,965.20x = 7,396,435.08
  5. Step 5: Solve for x
    x = 7,396,435.08/2,965.20
  6. Step 6: Final answer
    x = 2,494.41

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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.