Home / 3,012.88-4,542.55-2,994.16

Finding the Fourth Proportional to 3,012.88, 4,542.55 and 2,994.16

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Solution

The fourth proportional to 3,012.88, 4,542.55 and 2,994.16 is: 4,514.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.88 : 4,542.55 = 2,994.16 : x
  2. Step 2: Convert to fraction form
    3,012.88/4,542.55 = 2,994.16/x
  3. Step 3: Cross multiply
    3,012.88x = 4,542.55 × 2,994.16
  4. Step 4: Simplify right side
    3,012.88x = 13,601,121.51
  5. Step 5: Solve for x
    x = 13,601,121.51/3,012.88
  6. Step 6: Final answer
    x = 4,514.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.