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Finding the Fourth Proportional to 8,772.03, 13,149.74 and 2,924.44

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Solution

The fourth proportional to 8,772.03, 13,149.74 and 2,924.44 is: 4,383.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.03 : 13,149.74 = 2,924.44 : x
  2. Step 2: Convert to fraction form
    8,772.03/13,149.74 = 2,924.44/x
  3. Step 3: Cross multiply
    8,772.03x = 13,149.74 × 2,924.44
  4. Step 4: Simplify right side
    8,772.03x = 38,455,600.08
  5. Step 5: Solve for x
    x = 38,455,600.08/8,772.03
  6. Step 6: Final answer
    x = 4,383.89

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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.