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Finding the Fourth Proportional to 7,325.07, 10,976.07 and 5,663.25

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Solution

The fourth proportional to 7,325.07, 10,976.07 and 5,663.25 is: 8,485.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.07 : 10,976.07 = 5,663.25 : x
  2. Step 2: Convert to fraction form
    7,325.07/10,976.07 = 5,663.25/x
  3. Step 3: Cross multiply
    7,325.07x = 10,976.07 × 5,663.25
  4. Step 4: Simplify right side
    7,325.07x = 62,160,249.66
  5. Step 5: Solve for x
    x = 62,160,249.66/7,325.07
  6. Step 6: Final answer
    x = 8,485.96

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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.