Home / 8,216.76-11,341.26-5,031.12

Finding the Fourth Proportional to 8,216.76, 11,341.26 and 5,031.12

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Solution

The fourth proportional to 8,216.76, 11,341.26 and 5,031.12 is: 6,944.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.76 : 11,341.26 = 5,031.12 : x
  2. Step 2: Convert to fraction form
    8,216.76/11,341.26 = 5,031.12/x
  3. Step 3: Cross multiply
    8,216.76x = 11,341.26 × 5,031.12
  4. Step 4: Simplify right side
    8,216.76x = 57,059,240.01
  5. Step 5: Solve for x
    x = 57,059,240.01/8,216.76
  6. Step 6: Final answer
    x = 6,944.25

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Half scale
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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.