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Finding the Fourth Proportional to 8,843.83, 13,265.91 and 7,080.64

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Solution

The fourth proportional to 8,843.83, 13,265.91 and 7,080.64 is: 10,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,843.83 : 13,265.91 = 7,080.64 : x
  2. Step 2: Convert to fraction form
    8,843.83/13,265.91 = 7,080.64/x
  3. Step 3: Cross multiply
    8,843.83x = 13,265.91 × 7,080.64
  4. Step 4: Simplify right side
    8,843.83x = 93,931,132.98
  5. Step 5: Solve for x
    x = 93,931,132.98/8,843.83
  6. Step 6: Final answer
    x = 10,621.09

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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.