Home / 10,591.10-15,886.77-3,195.63

Finding the Fourth Proportional to 10,591.10, 15,886.77 and 3,195.63

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Solution

The fourth proportional to 10,591.10, 15,886.77 and 3,195.63 is: 4,793.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,591.10 : 15,886.77 = 3,195.63 : x
  2. Step 2: Convert to fraction form
    10,591.10/15,886.77 = 3,195.63/x
  3. Step 3: Cross multiply
    10,591.10x = 15,886.77 × 3,195.63
  4. Step 4: Simplify right side
    10,591.10x = 50,768,238.82
  5. Step 5: Solve for x
    x = 50,768,238.82/10,591.10
  6. Step 6: Final answer
    x = 4,793.48

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Half scale
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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.