Home / 7,724.66-11,586.99-3,563.43

Finding the Fourth Proportional to 7,724.66, 11,586.99 and 3,563.43

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Solution

The fourth proportional to 7,724.66, 11,586.99 and 3,563.43 is: 5,345.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.66 : 11,586.99 = 3,563.43 : x
  2. Step 2: Convert to fraction form
    7,724.66/11,586.99 = 3,563.43/x
  3. Step 3: Cross multiply
    7,724.66x = 11,586.99 × 3,563.43
  4. Step 4: Simplify right side
    7,724.66x = 41,289,470.40
  5. Step 5: Solve for x
    x = 41,289,470.40/7,724.66
  6. Step 6: Final answer
    x = 5,345.15

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Double scale
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Similar ratio
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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.