Home / 8,126.32-11,214.12-4,589.44

Finding the Fourth Proportional to 8,126.32, 11,214.12 and 4,589.44

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Solution

The fourth proportional to 8,126.32, 11,214.12 and 4,589.44 is: 6,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126.32 : 11,214.12 = 4,589.44 : x
  2. Step 2: Convert to fraction form
    8,126.32/11,214.12 = 4,589.44/x
  3. Step 3: Cross multiply
    8,126.32x = 11,214.12 × 4,589.44
  4. Step 4: Simplify right side
    8,126.32x = 51,466,530.89
  5. Step 5: Solve for x
    x = 51,466,530.89/8,126.32
  6. Step 6: Final answer
    x = 6,333.31

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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.