Home / 9,998.08-13,787.14-6,018.40

Finding the Fourth Proportional to 9,998.08, 13,787.14 and 6,018.40

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Solution

The fourth proportional to 9,998.08, 13,787.14 and 6,018.40 is: 8,299.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998.08 : 13,787.14 = 6,018.40 : x
  2. Step 2: Convert to fraction form
    9,998.08/13,787.14 = 6,018.40/x
  3. Step 3: Cross multiply
    9,998.08x = 13,787.14 × 6,018.40
  4. Step 4: Simplify right side
    9,998.08x = 82,976,523.38
  5. Step 5: Solve for x
    x = 82,976,523.38/9,998.08
  6. Step 6: Final answer
    x = 8,299.25

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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.