Home / 5,335.51-7,992.55-2,659.03

Finding the Fourth Proportional to 5,335.51, 7,992.55 and 2,659.03

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Solution

The fourth proportional to 5,335.51, 7,992.55 and 2,659.03 is: 3,983.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.51 : 7,992.55 = 2,659.03 : x
  2. Step 2: Convert to fraction form
    5,335.51/7,992.55 = 2,659.03/x
  3. Step 3: Cross multiply
    5,335.51x = 7,992.55 × 2,659.03
  4. Step 4: Simplify right side
    5,335.51x = 21,252,430.23
  5. Step 5: Solve for x
    x = 21,252,430.23/5,335.51
  6. Step 6: Final answer
    x = 3,983.21

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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.