Home / 4,192.42-5,785.82-2,400.46

Finding the Fourth Proportional to 4,192.42, 5,785.82 and 2,400.46

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Solution

The fourth proportional to 4,192.42, 5,785.82 and 2,400.46 is: 3,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.42 : 5,785.82 = 2,400.46 : x
  2. Step 2: Convert to fraction form
    4,192.42/5,785.82 = 2,400.46/x
  3. Step 3: Cross multiply
    4,192.42x = 5,785.82 × 2,400.46
  4. Step 4: Simplify right side
    4,192.42x = 13,888,651.31
  5. Step 5: Solve for x
    x = 13,888,651.31/4,192.42
  6. Step 6: Final answer
    x = 3,312.80

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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.