Home / 3,012.18-4,519.55-1,625.19

Finding the Fourth Proportional to 3,012.18, 4,519.55 and 1,625.19

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Solution

The fourth proportional to 3,012.18, 4,519.55 and 1,625.19 is: 2,438.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.18 : 4,519.55 = 1,625.19 : x
  2. Step 2: Convert to fraction form
    3,012.18/4,519.55 = 1,625.19/x
  3. Step 3: Cross multiply
    3,012.18x = 4,519.55 × 1,625.19
  4. Step 4: Simplify right side
    3,012.18x = 7,345,127.46
  5. Step 5: Solve for x
    x = 7,345,127.46/3,012.18
  6. Step 6: Final answer
    x = 2,438.48

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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.