Home / 4,192.45-5,785.81-2,375.53

Finding the Fourth Proportional to 4,192.45, 5,785.81 and 2,375.53

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Solution

The fourth proportional to 4,192.45, 5,785.81 and 2,375.53 is: 3,278.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.45 : 5,785.81 = 2,375.53 : x
  2. Step 2: Convert to fraction form
    4,192.45/5,785.81 = 2,375.53/x
  3. Step 3: Cross multiply
    4,192.45x = 5,785.81 × 2,375.53
  4. Step 4: Simplify right side
    4,192.45x = 13,744,344.83
  5. Step 5: Solve for x
    x = 13,744,344.83/4,192.45
  6. Step 6: Final answer
    x = 3,278.36

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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.