Home / 3,418.93-5,132.04-2,777.41

Finding the Fourth Proportional to 3,418.93, 5,132.04 and 2,777.41

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Solution

The fourth proportional to 3,418.93, 5,132.04 and 2,777.41 is: 4,169.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.93 : 5,132.04 = 2,777.41 : x
  2. Step 2: Convert to fraction form
    3,418.93/5,132.04 = 2,777.41/x
  3. Step 3: Cross multiply
    3,418.93x = 5,132.04 × 2,777.41
  4. Step 4: Simplify right side
    3,418.93x = 14,253,779.22
  5. Step 5: Solve for x
    x = 14,253,779.22/3,418.93
  6. Step 6: Final answer
    x = 4,169.08

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1.5x scale

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.