Home / 12,497.87-18,746.82-3,732.09

Finding the Fourth Proportional to 12,497.87, 18,746.82 and 3,732.09

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Solution

The fourth proportional to 12,497.87, 18,746.82 and 3,732.09 is: 5,598.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497.87 : 18,746.82 = 3,732.09 : x
  2. Step 2: Convert to fraction form
    12,497.87/18,746.82 = 3,732.09/x
  3. Step 3: Cross multiply
    12,497.87x = 18,746.82 × 3,732.09
  4. Step 4: Simplify right side
    12,497.87x = 69,964,819.45
  5. Step 5: Solve for x
    x = 69,964,819.45/12,497.87
  6. Step 6: Final answer
    x = 5,598.14

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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.