Home / 8,173.34-11,279.11-4,816.30

Finding the Fourth Proportional to 8,173.34, 11,279.11 and 4,816.30

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Solution

The fourth proportional to 8,173.34, 11,279.11 and 4,816.30 is: 6,646.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173.34 : 11,279.11 = 4,816.30 : x
  2. Step 2: Convert to fraction form
    8,173.34/11,279.11 = 4,816.30/x
  3. Step 3: Cross multiply
    8,173.34x = 11,279.11 × 4,816.30
  4. Step 4: Simplify right side
    8,173.34x = 54,323,525.21
  5. Step 5: Solve for x
    x = 54,323,525.21/8,173.34
  6. Step 6: Final answer
    x = 6,646.43

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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.