Home / 2,920.13-4,029.73-1,593.81

Finding the Fourth Proportional to 2,920.13, 4,029.73 and 1,593.81

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Solution

The fourth proportional to 2,920.13, 4,029.73 and 1,593.81 is: 2,199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.13 : 4,029.73 = 1,593.81 : x
  2. Step 2: Convert to fraction form
    2,920.13/4,029.73 = 1,593.81/x
  3. Step 3: Cross multiply
    2,920.13x = 4,029.73 × 1,593.81
  4. Step 4: Simplify right side
    2,920.13x = 6,422,603.82
  5. Step 5: Solve for x
    x = 6,422,603.82/2,920.13
  6. Step 6: Final answer
    x = 2,199.42

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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.