Home / 4,188.52-5,775.30-3,934.24

Finding the Fourth Proportional to 4,188.52, 5,775.30 and 3,934.24

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Solution

The fourth proportional to 4,188.52, 5,775.30 and 3,934.24 is: 5,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.52 : 5,775.30 = 3,934.24 : x
  2. Step 2: Convert to fraction form
    4,188.52/5,775.30 = 3,934.24/x
  3. Step 3: Cross multiply
    4,188.52x = 5,775.30 × 3,934.24
  4. Step 4: Simplify right side
    4,188.52x = 22,721,416.27
  5. Step 5: Solve for x
    x = 22,721,416.27/4,188.52
  6. Step 6: Final answer
    x = 5,424.69

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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.