Home / 4,972.92-7,458.99-2,199.69

Finding the Fourth Proportional to 4,972.92, 7,458.99 and 2,199.69

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Solution

The fourth proportional to 4,972.92, 7,458.99 and 2,199.69 is: 3,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.92 : 7,458.99 = 2,199.69 : x
  2. Step 2: Convert to fraction form
    4,972.92/7,458.99 = 2,199.69/x
  3. Step 3: Cross multiply
    4,972.92x = 7,458.99 × 2,199.69
  4. Step 4: Simplify right side
    4,972.92x = 16,407,465.71
  5. Step 5: Solve for x
    x = 16,407,465.71/4,972.92
  6. Step 6: Final answer
    x = 3,299.36

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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.