Home / 5,998.10-8,280.87-4,011.98

Finding the Fourth Proportional to 5,998.10, 8,280.87 and 4,011.98

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Solution

The fourth proportional to 5,998.10, 8,280.87 and 4,011.98 is: 5,538.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.10 : 8,280.87 = 4,011.98 : x
  2. Step 2: Convert to fraction form
    5,998.10/8,280.87 = 4,011.98/x
  3. Step 3: Cross multiply
    5,998.10x = 8,280.87 × 4,011.98
  4. Step 4: Simplify right side
    5,998.10x = 33,222,684.82
  5. Step 5: Solve for x
    x = 33,222,684.82/5,998.10
  6. Step 6: Final answer
    x = 5,538.87

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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.