Home / 7,724.70-11,577.33-5,991.30

Finding the Fourth Proportional to 7,724.70, 11,577.33 and 5,991.30

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Solution

The fourth proportional to 7,724.70, 11,577.33 and 5,991.30 is: 8,979.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.70 : 11,577.33 = 5,991.30 : x
  2. Step 2: Convert to fraction form
    7,724.70/11,577.33 = 5,991.30/x
  3. Step 3: Cross multiply
    7,724.70x = 11,577.33 × 5,991.30
  4. Step 4: Simplify right side
    7,724.70x = 69,363,257.23
  5. Step 5: Solve for x
    x = 69,363,257.23/7,724.70
  6. Step 6: Final answer
    x = 8,979.41

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1.5x scale

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.