Home / 11,025.31-15,214.14-6,245.74

Finding the Fourth Proportional to 11,025.31, 15,214.14 and 6,245.74

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Solution

The fourth proportional to 11,025.31, 15,214.14 and 6,245.74 is: 8,618.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.31 : 15,214.14 = 6,245.74 : x
  2. Step 2: Convert to fraction form
    11,025.31/15,214.14 = 6,245.74/x
  3. Step 3: Cross multiply
    11,025.31x = 15,214.14 × 6,245.74
  4. Step 4: Simplify right side
    11,025.31x = 95,023,562.76
  5. Step 5: Solve for x
    x = 95,023,562.76/11,025.31
  6. Step 6: Final answer
    x = 8,618.67

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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.