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Finding the Fourth Proportional to 9,484.96, 13,090.48 and 6,841.12

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Solution

The fourth proportional to 9,484.96, 13,090.48 and 6,841.12 is: 9,441.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,484.96 : 13,090.48 = 6,841.12 : x
  2. Step 2: Convert to fraction form
    9,484.96/13,090.48 = 6,841.12/x
  3. Step 3: Cross multiply
    9,484.96x = 13,090.48 × 6,841.12
  4. Step 4: Simplify right side
    9,484.96x = 89,553,544.54
  5. Step 5: Solve for x
    x = 89,553,544.54/9,484.96
  6. Step 6: Final answer
    x = 9,441.64

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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.