Home / 3,833.69-5,290.64-2,342.28

Finding the Fourth Proportional to 3,833.69, 5,290.64 and 2,342.28

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Solution

The fourth proportional to 3,833.69, 5,290.64 and 2,342.28 is: 3,232.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.69 : 5,290.64 = 2,342.28 : x
  2. Step 2: Convert to fraction form
    3,833.69/5,290.64 = 2,342.28/x
  3. Step 3: Cross multiply
    3,833.69x = 5,290.64 × 2,342.28
  4. Step 4: Simplify right side
    3,833.69x = 12,392,148.55
  5. Step 5: Solve for x
    x = 12,392,148.55/3,833.69
  6. Step 6: Final answer
    x = 3,232.44

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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.