Home / 2,859.03-3,945.33-1,600.02

Finding the Fourth Proportional to 2,859.03, 3,945.33 and 1,600.02

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Solution

The fourth proportional to 2,859.03, 3,945.33 and 1,600.02 is: 2,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859.03 : 3,945.33 = 1,600.02 : x
  2. Step 2: Convert to fraction form
    2,859.03/3,945.33 = 1,600.02/x
  3. Step 3: Cross multiply
    2,859.03x = 3,945.33 × 1,600.02
  4. Step 4: Simplify right side
    2,859.03x = 6,312,606.91
  5. Step 5: Solve for x
    x = 6,312,606.91/2,859.03
  6. Step 6: Final answer
    x = 2,207.95

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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.