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Finding the Fourth Proportional to 8,352.26, 12,529.76 and 3,968.24

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Solution

The fourth proportional to 8,352.26, 12,529.76 and 3,968.24 is: 5,953.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.26 : 12,529.76 = 3,968.24 : x
  2. Step 2: Convert to fraction form
    8,352.26/12,529.76 = 3,968.24/x
  3. Step 3: Cross multiply
    8,352.26x = 12,529.76 × 3,968.24
  4. Step 4: Simplify right side
    8,352.26x = 49,721,082.81
  5. Step 5: Solve for x
    x = 49,721,082.81/8,352.26
  6. Step 6: Final answer
    x = 5,953.01

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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.