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Finding the Fourth Proportional to 6,242.48, 9,364.08 and 5,324.48

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Solution

The fourth proportional to 6,242.48, 9,364.08 and 5,324.48 is: 7,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.48 : 9,364.08 = 5,324.48 : x
  2. Step 2: Convert to fraction form
    6,242.48/9,364.08 = 5,324.48/x
  3. Step 3: Cross multiply
    6,242.48x = 9,364.08 × 5,324.48
  4. Step 4: Simplify right side
    6,242.48x = 49,858,856.68
  5. Step 5: Solve for x
    x = 49,858,856.68/6,242.48
  6. Step 6: Final answer
    x = 7,987.03

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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.