Home / 11,150.76-15,388.74-6,182.76

Finding the Fourth Proportional to 11,150.76, 15,388.74 and 6,182.76

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Solution

The fourth proportional to 11,150.76, 15,388.74 and 6,182.76 is: 8,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,150.76 : 15,388.74 = 6,182.76 : x
  2. Step 2: Convert to fraction form
    11,150.76/15,388.74 = 6,182.76/x
  3. Step 3: Cross multiply
    11,150.76x = 15,388.74 × 6,182.76
  4. Step 4: Simplify right side
    11,150.76x = 95,144,886.12
  5. Step 5: Solve for x
    x = 95,144,886.12/11,150.76
  6. Step 6: Final answer
    x = 8,532.59

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Half scale
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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.