Home / 8,267.54-12,402.36-2,721.44

Finding the Fourth Proportional to 8,267.54, 12,402.36 and 2,721.44

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Solution

The fourth proportional to 8,267.54, 12,402.36 and 2,721.44 is: 4,082.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.54 : 12,402.36 = 2,721.44 : x
  2. Step 2: Convert to fraction form
    8,267.54/12,402.36 = 2,721.44/x
  3. Step 3: Cross multiply
    8,267.54x = 12,402.36 × 2,721.44
  4. Step 4: Simplify right side
    8,267.54x = 33,752,216.59
  5. Step 5: Solve for x
    x = 33,752,216.59/8,267.54
  6. Step 6: Final answer
    x = 4,082.50

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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.