Home / 6,009-8,291.85-3,770.16

Finding the Fourth Proportional to 6,009, 8,291.85 and 3,770.16

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Solution

The fourth proportional to 6,009, 8,291.85 and 3,770.16 is: 5,202.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,009 : 8,291.85 = 3,770.16 : x
  2. Step 2: Convert to fraction form
    6,009/8,291.85 = 3,770.16/x
  3. Step 3: Cross multiply
    6,009x = 8,291.85 × 3,770.16
  4. Step 4: Simplify right side
    6,009x = 31,261,601.20
  5. Step 5: Solve for x
    x = 31,261,601.20/6,009
  6. Step 6: Final answer
    x = 5,202.46

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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.