Home / 5,335.93-8,003.20-1,637.85

Finding the Fourth Proportional to 5,335.93, 8,003.20 and 1,637.85

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Solution

The fourth proportional to 5,335.93, 8,003.20 and 1,637.85 is: 2,456.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.93 : 8,003.20 = 1,637.85 : x
  2. Step 2: Convert to fraction form
    5,335.93/8,003.20 = 1,637.85/x
  3. Step 3: Cross multiply
    5,335.93x = 8,003.20 × 1,637.85
  4. Step 4: Simplify right side
    5,335.93x = 13,108,037.03
  5. Step 5: Solve for x
    x = 13,108,037.03/5,335.93
  6. Step 6: Final answer
    x = 2,456.56

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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.