Home / 9,331.20-13,996.80-4,410.45

Finding the Fourth Proportional to 9,331.20, 13,996.80 and 4,410.45

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Solution

The fourth proportional to 9,331.20, 13,996.80 and 4,410.45 is: 6,615.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.20 : 13,996.80 = 4,410.45 : x
  2. Step 2: Convert to fraction form
    9,331.20/13,996.80 = 4,410.45/x
  3. Step 3: Cross multiply
    9,331.20x = 13,996.80 × 4,410.45
  4. Step 4: Simplify right side
    9,331.20x = 61,732,186.56
  5. Step 5: Solve for x
    x = 61,732,186.56/9,331.20
  6. Step 6: Final answer
    x = 6,615.68

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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.