Home / 7,552.68-10,422.69-4,195.81

Finding the Fourth Proportional to 7,552.68, 10,422.69 and 4,195.81

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Solution

The fourth proportional to 7,552.68, 10,422.69 and 4,195.81 is: 5,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.68 : 10,422.69 = 4,195.81 : x
  2. Step 2: Convert to fraction form
    7,552.68/10,422.69 = 4,195.81/x
  3. Step 3: Cross multiply
    7,552.68x = 10,422.69 × 4,195.81
  4. Step 4: Simplify right side
    7,552.68x = 43,731,589.20
  5. Step 5: Solve for x
    x = 43,731,589.20/7,552.68
  6. Step 6: Final answer
    x = 5,790.21

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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.