Home / 10,194.33-15,291.32-2,798.76

Finding the Fourth Proportional to 10,194.33, 15,291.32 and 2,798.76

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Solution

The fourth proportional to 10,194.33, 15,291.32 and 2,798.76 is: 4,198.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.33 : 15,291.32 = 2,798.76 : x
  2. Step 2: Convert to fraction form
    10,194.33/15,291.32 = 2,798.76/x
  3. Step 3: Cross multiply
    10,194.33x = 15,291.32 × 2,798.76
  4. Step 4: Simplify right side
    10,194.33x = 42,796,720.77
  5. Step 5: Solve for x
    x = 42,796,720.77/10,194.33
  6. Step 6: Final answer
    x = 4,198.09

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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.