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Finding the Fourth Proportional to 8,068.14, 11,110.86 and 7,264.62

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Solution

The fourth proportional to 8,068.14, 11,110.86 and 7,264.62 is: 10,004.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.14 : 11,110.86 = 7,264.62 : x
  2. Step 2: Convert to fraction form
    8,068.14/11,110.86 = 7,264.62/x
  3. Step 3: Cross multiply
    8,068.14x = 11,110.86 × 7,264.62
  4. Step 4: Simplify right side
    8,068.14x = 80,716,175.77
  5. Step 5: Solve for x
    x = 80,716,175.77/8,068.14
  6. Step 6: Final answer
    x = 10,004.31

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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.