Home / 6,213.19-8,574.44-3,561.11

Finding the Fourth Proportional to 6,213.19, 8,574.44 and 3,561.11

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Solution

The fourth proportional to 6,213.19, 8,574.44 and 3,561.11 is: 4,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.19 : 8,574.44 = 3,561.11 : x
  2. Step 2: Convert to fraction form
    6,213.19/8,574.44 = 3,561.11/x
  3. Step 3: Cross multiply
    6,213.19x = 8,574.44 × 3,561.11
  4. Step 4: Simplify right side
    6,213.19x = 30,534,577.12
  5. Step 5: Solve for x
    x = 30,534,577.12/6,213.19
  6. Step 6: Final answer
    x = 4,914.47

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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.