Home / 4,239.24-6,359.82-1,642.92

Finding the Fourth Proportional to 4,239.24, 6,359.82 and 1,642.92

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Solution

The fourth proportional to 4,239.24, 6,359.82 and 1,642.92 is: 2,464.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.24 : 6,359.82 = 1,642.92 : x
  2. Step 2: Convert to fraction form
    4,239.24/6,359.82 = 1,642.92/x
  3. Step 3: Cross multiply
    4,239.24x = 6,359.82 × 1,642.92
  4. Step 4: Simplify right side
    4,239.24x = 10,448,675.47
  5. Step 5: Solve for x
    x = 10,448,675.47/4,239.24
  6. Step 6: Final answer
    x = 2,464.75

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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.