Home / 10,982.10-15,155.34-6,733.14

Finding the Fourth Proportional to 10,982.10, 15,155.34 and 6,733.14

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Solution

The fourth proportional to 10,982.10, 15,155.34 and 6,733.14 is: 9,291.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.10 : 15,155.34 = 6,733.14 : x
  2. Step 2: Convert to fraction form
    10,982.10/15,155.34 = 6,733.14/x
  3. Step 3: Cross multiply
    10,982.10x = 15,155.34 × 6,733.14
  4. Step 4: Simplify right side
    10,982.10x = 102,043,025.97
  5. Step 5: Solve for x
    x = 102,043,025.97/10,982.10
  6. Step 6: Final answer
    x = 9,291.76

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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.