Home / 7,858.27-11,789.15-2,594.91

Finding the Fourth Proportional to 7,858.27, 11,789.15 and 2,594.91

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Solution

The fourth proportional to 7,858.27, 11,789.15 and 2,594.91 is: 3,892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858.27 : 11,789.15 = 2,594.91 : x
  2. Step 2: Convert to fraction form
    7,858.27/11,789.15 = 2,594.91/x
  3. Step 3: Cross multiply
    7,858.27x = 11,789.15 × 2,594.91
  4. Step 4: Simplify right side
    7,858.27x = 30,591,748.15
  5. Step 5: Solve for x
    x = 30,591,748.15/7,858.27
  6. Step 6: Final answer
    x = 3,892.94

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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.