Home / 5,331.33-7,356.69-2,973.15

Finding the Fourth Proportional to 5,331.33, 7,356.69 and 2,973.15

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Solution

The fourth proportional to 5,331.33, 7,356.69 and 2,973.15 is: 4,102.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.33 : 7,356.69 = 2,973.15 : x
  2. Step 2: Convert to fraction form
    5,331.33/7,356.69 = 2,973.15/x
  3. Step 3: Cross multiply
    5,331.33x = 7,356.69 × 2,973.15
  4. Step 4: Simplify right side
    5,331.33x = 21,872,542.87
  5. Step 5: Solve for x
    x = 21,872,542.87/5,331.33
  6. Step 6: Final answer
    x = 4,102.64

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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.