Home / 2,458.15-3,396.57-1,964.86

Finding the Fourth Proportional to 2,458.15, 3,396.57 and 1,964.86

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Solution

The fourth proportional to 2,458.15, 3,396.57 and 1,964.86 is: 2,714.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.15 : 3,396.57 = 1,964.86 : x
  2. Step 2: Convert to fraction form
    2,458.15/3,396.57 = 1,964.86/x
  3. Step 3: Cross multiply
    2,458.15x = 3,396.57 × 1,964.86
  4. Step 4: Simplify right side
    2,458.15x = 6,673,784.53
  5. Step 5: Solve for x
    x = 6,673,784.53/2,458.15
  6. Step 6: Final answer
    x = 2,714.96

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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.