Home / 5,335.00-8,002.46-1,637.21

Finding the Fourth Proportional to 5,335.00, 8,002.46 and 1,637.21

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Solution

The fourth proportional to 5,335.00, 8,002.46 and 1,637.21 is: 2,455.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.00 : 8,002.46 = 1,637.21 : x
  2. Step 2: Convert to fraction form
    5,335.00/8,002.46 = 1,637.21/x
  3. Step 3: Cross multiply
    5,335.00x = 8,002.46 × 1,637.21
  4. Step 4: Simplify right side
    5,335.00x = 13,101,731.64
  5. Step 5: Solve for x
    x = 13,101,731.64/5,335.00
  6. Step 6: Final answer
    x = 2,455.81

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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.