Home / 6,181.19-9,216.65-5,494.31

Finding the Fourth Proportional to 6,181.19, 9,216.65 and 5,494.31

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Solution

The fourth proportional to 6,181.19, 9,216.65 and 5,494.31 is: 8,192.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.19 : 9,216.65 = 5,494.31 : x
  2. Step 2: Convert to fraction form
    6,181.19/9,216.65 = 5,494.31/x
  3. Step 3: Cross multiply
    6,181.19x = 9,216.65 × 5,494.31
  4. Step 4: Simplify right side
    6,181.19x = 50,639,132.26
  5. Step 5: Solve for x
    x = 50,639,132.26/6,181.19
  6. Step 6: Final answer
    x = 8,192.46

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