Home / 3,020.61-4,166.34-2,919.01

Finding the Fourth Proportional to 3,020.61, 4,166.34 and 2,919.01

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Solution

The fourth proportional to 3,020.61, 4,166.34 and 2,919.01 is: 4,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.61 : 4,166.34 = 2,919.01 : x
  2. Step 2: Convert to fraction form
    3,020.61/4,166.34 = 2,919.01/x
  3. Step 3: Cross multiply
    3,020.61x = 4,166.34 × 2,919.01
  4. Step 4: Simplify right side
    3,020.61x = 12,161,593.33
  5. Step 5: Solve for x
    x = 12,161,593.33/3,020.61
  6. Step 6: Final answer
    x = 4,026.20

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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.