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Finding the Fourth Proportional to 6,224.48, 8,564.03 and 4,723.65

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Solution

The fourth proportional to 6,224.48, 8,564.03 and 4,723.65 is: 6,499.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,224.48 : 8,564.03 = 4,723.65 : x
  2. Step 2: Convert to fraction form
    6,224.48/8,564.03 = 4,723.65/x
  3. Step 3: Cross multiply
    6,224.48x = 8,564.03 × 4,723.65
  4. Step 4: Simplify right side
    6,224.48x = 40,453,474.40
  5. Step 5: Solve for x
    x = 40,453,474.40/6,224.48
  6. Step 6: Final answer
    x = 6,499.09

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1.5x scale

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.