Home / 3,418.02-4,716.90-1,925.97

Finding the Fourth Proportional to 3,418.02, 4,716.90 and 1,925.97

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Solution

The fourth proportional to 3,418.02, 4,716.90 and 1,925.97 is: 2,657.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.02 : 4,716.90 = 1,925.97 : x
  2. Step 2: Convert to fraction form
    3,418.02/4,716.90 = 1,925.97/x
  3. Step 3: Cross multiply
    3,418.02x = 4,716.90 × 1,925.97
  4. Step 4: Simplify right side
    3,418.02x = 9,084,607.89
  5. Step 5: Solve for x
    x = 9,084,607.89/3,418.02
  6. Step 6: Final answer
    x = 2,657.86

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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.