Home / 10,395.87-15,591.92-2,998.51

Finding the Fourth Proportional to 10,395.87, 15,591.92 and 2,998.51

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Solution

The fourth proportional to 10,395.87, 15,591.92 and 2,998.51 is: 4,497.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.87 : 15,591.92 = 2,998.51 : x
  2. Step 2: Convert to fraction form
    10,395.87/15,591.92 = 2,998.51/x
  3. Step 3: Cross multiply
    10,395.87x = 15,591.92 × 2,998.51
  4. Step 4: Simplify right side
    10,395.87x = 46,752,528.04
  5. Step 5: Solve for x
    x = 46,752,528.04/10,395.87
  6. Step 6: Final answer
    x = 4,497.22

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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.