Home / 11,027.34-15,219.90-6,314.76

Finding the Fourth Proportional to 11,027.34, 15,219.90 and 6,314.76

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Solution

The fourth proportional to 11,027.34, 15,219.90 and 6,314.76 is: 8,715.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.34 : 15,219.90 = 6,314.76 : x
  2. Step 2: Convert to fraction form
    11,027.34/15,219.90 = 6,314.76/x
  3. Step 3: Cross multiply
    11,027.34x = 15,219.90 × 6,314.76
  4. Step 4: Simplify right side
    11,027.34x = 96,110,015.72
  5. Step 5: Solve for x
    x = 96,110,015.72/11,027.34
  6. Step 6: Final answer
    x = 8,715.61

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Double 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.