Home / 3,184.57-4,779.48-1,625.72

Finding the Fourth Proportional to 3,184.57, 4,779.48 and 1,625.72

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Solution

The fourth proportional to 3,184.57, 4,779.48 and 1,625.72 is: 2,439.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.57 : 4,779.48 = 1,625.72 : x
  2. Step 2: Convert to fraction form
    3,184.57/4,779.48 = 1,625.72/x
  3. Step 3: Cross multiply
    3,184.57x = 4,779.48 × 1,625.72
  4. Step 4: Simplify right side
    3,184.57x = 7,770,096.23
  5. Step 5: Solve for x
    x = 7,770,096.23/3,184.57
  6. Step 6: Final answer
    x = 2,439.92

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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.