Home / 3,064.08-4,219.62-2,876.42

Finding the Fourth Proportional to 3,064.08, 4,219.62 and 2,876.42

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Solution

The fourth proportional to 3,064.08, 4,219.62 and 2,876.42 is: 3,961.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.08 : 4,219.62 = 2,876.42 : x
  2. Step 2: Convert to fraction form
    3,064.08/4,219.62 = 2,876.42/x
  3. Step 3: Cross multiply
    3,064.08x = 4,219.62 × 2,876.42
  4. Step 4: Simplify right side
    3,064.08x = 12,137,399.36
  5. Step 5: Solve for x
    x = 12,137,399.36/3,064.08
  6. Step 6: Final answer
    x = 3,961.19

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1.5x scale

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.