Home / 3,555.87-4,909.52-2,299.97

Finding the Fourth Proportional to 3,555.87, 4,909.52 and 2,299.97

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Solution

The fourth proportional to 3,555.87, 4,909.52 and 2,299.97 is: 3,175.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.87 : 4,909.52 = 2,299.97 : x
  2. Step 2: Convert to fraction form
    3,555.87/4,909.52 = 2,299.97/x
  3. Step 3: Cross multiply
    3,555.87x = 4,909.52 × 2,299.97
  4. Step 4: Simplify right side
    3,555.87x = 11,291,729.92
  5. Step 5: Solve for x
    x = 11,291,729.92/3,555.87
  6. Step 6: Final answer
    x = 3,175.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.