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Finding the Fourth Proportional to 8,516.64, 11,744.94 and 6,752.46

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Solution

The fourth proportional to 8,516.64, 11,744.94 and 6,752.46 is: 9,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516.64 : 11,744.94 = 6,752.46 : x
  2. Step 2: Convert to fraction form
    8,516.64/11,744.94 = 6,752.46/x
  3. Step 3: Cross multiply
    8,516.64x = 11,744.94 × 6,752.46
  4. Step 4: Simplify right side
    8,516.64x = 79,307,237.55
  5. Step 5: Solve for x
    x = 79,307,237.55/8,516.64
  6. Step 6: Final answer
    x = 9,312.03

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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.