Home / 5,999.94-8,280.06-3,311.28

Finding the Fourth Proportional to 5,999.94, 8,280.06 and 3,311.28

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Solution

The fourth proportional to 5,999.94, 8,280.06 and 3,311.28 is: 4,569.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.94 : 8,280.06 = 3,311.28 : x
  2. Step 2: Convert to fraction form
    5,999.94/8,280.06 = 3,311.28/x
  3. Step 3: Cross multiply
    5,999.94x = 8,280.06 × 3,311.28
  4. Step 4: Simplify right side
    5,999.94x = 27,417,597.08
  5. Step 5: Solve for x
    x = 27,417,597.08/5,999.94
  6. Step 6: Final answer
    x = 4,569.65

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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.