Home / 3,604.02-5,398.74-2,779.44

Finding the Fourth Proportional to 3,604.02, 5,398.74 and 2,779.44

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Solution

The fourth proportional to 3,604.02, 5,398.74 and 2,779.44 is: 4,163.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.02 : 5,398.74 = 2,779.44 : x
  2. Step 2: Convert to fraction form
    3,604.02/5,398.74 = 2,779.44/x
  3. Step 3: Cross multiply
    3,604.02x = 5,398.74 × 2,779.44
  4. Step 4: Simplify right side
    3,604.02x = 15,005,473.91
  5. Step 5: Solve for x
    x = 15,005,473.91/3,604.02
  6. Step 6: Final answer
    x = 4,163.54

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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.