Home / 5,320.82-7,342.45-2,962.54

Finding the Fourth Proportional to 5,320.82, 7,342.45 and 2,962.54

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Solution

The fourth proportional to 5,320.82, 7,342.45 and 2,962.54 is: 4,088.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.82 : 7,342.45 = 2,962.54 : x
  2. Step 2: Convert to fraction form
    5,320.82/7,342.45 = 2,962.54/x
  3. Step 3: Cross multiply
    5,320.82x = 7,342.45 × 2,962.54
  4. Step 4: Simplify right side
    5,320.82x = 21,752,301.82
  5. Step 5: Solve for x
    x = 21,752,301.82/5,320.82
  6. Step 6: Final answer
    x = 4,088.15

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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.