Home / 2,467.12-3,403.74-1,418.98

Finding the Fourth Proportional to 2,467.12, 3,403.74 and 1,418.98

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Solution

The fourth proportional to 2,467.12, 3,403.74 and 1,418.98 is: 1,957.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.12 : 3,403.74 = 1,418.98 : x
  2. Step 2: Convert to fraction form
    2,467.12/3,403.74 = 1,418.98/x
  3. Step 3: Cross multiply
    2,467.12x = 3,403.74 × 1,418.98
  4. Step 4: Simplify right side
    2,467.12x = 4,829,838.99
  5. Step 5: Solve for x
    x = 4,829,838.99/2,467.12
  6. Step 6: Final answer
    x = 1,957.68

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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.