Home / 6,126.38-9,189.56-2,663.63

Finding the Fourth Proportional to 6,126.38, 9,189.56 and 2,663.63

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Solution

The fourth proportional to 6,126.38, 9,189.56 and 2,663.63 is: 3,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.38 : 9,189.56 = 2,663.63 : x
  2. Step 2: Convert to fraction form
    6,126.38/9,189.56 = 2,663.63/x
  3. Step 3: Cross multiply
    6,126.38x = 9,189.56 × 2,663.63
  4. Step 4: Simplify right side
    6,126.38x = 24,477,548.41
  5. Step 5: Solve for x
    x = 24,477,548.41/6,126.38
  6. Step 6: Final answer
    x = 3,995.44

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.