Home / 5,330.83-7,356.77-2,972.97

Finding the Fourth Proportional to 5,330.83, 7,356.77 and 2,972.97

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Solution

The fourth proportional to 5,330.83, 7,356.77 and 2,972.97 is: 4,102.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.83 : 7,356.77 = 2,972.97 : x
  2. Step 2: Convert to fraction form
    5,330.83/7,356.77 = 2,972.97/x
  3. Step 3: Cross multiply
    5,330.83x = 7,356.77 × 2,972.97
  4. Step 4: Simplify right side
    5,330.83x = 21,871,456.51
  5. Step 5: Solve for x
    x = 21,871,456.51/5,330.83
  6. Step 6: Final answer
    x = 4,102.82

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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.