Home / 8,051.56-11,097.90-5,398.12

Finding the Fourth Proportional to 8,051.56, 11,097.90 and 5,398.12

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Solution

The fourth proportional to 8,051.56, 11,097.90 and 5,398.12 is: 7,440.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051.56 : 11,097.90 = 5,398.12 : x
  2. Step 2: Convert to fraction form
    8,051.56/11,097.90 = 5,398.12/x
  3. Step 3: Cross multiply
    8,051.56x = 11,097.90 × 5,398.12
  4. Step 4: Simplify right side
    8,051.56x = 59,907,795.95
  5. Step 5: Solve for x
    x = 59,907,795.95/8,051.56
  6. Step 6: Final answer
    x = 7,440.52

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.