Home / 8,481.60-12,717.88-2,933.51

Finding the Fourth Proportional to 8,481.60, 12,717.88 and 2,933.51

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Solution

The fourth proportional to 8,481.60, 12,717.88 and 2,933.51 is: 4,398.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481.60 : 12,717.88 = 2,933.51 : x
  2. Step 2: Convert to fraction form
    8,481.60/12,717.88 = 2,933.51/x
  3. Step 3: Cross multiply
    8,481.60x = 12,717.88 × 2,933.51
  4. Step 4: Simplify right side
    8,481.60x = 37,307,957.24
  5. Step 5: Solve for x
    x = 37,307,957.24/8,481.60
  6. Step 6: Final answer
    x = 4,398.69

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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.