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Finding the Fourth Proportional to 6,009.80, 9,014.69 and 5,557.82

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Solution

The fourth proportional to 6,009.80, 9,014.69 and 5,557.82 is: 8,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,009.80 : 9,014.69 = 5,557.82 : x
  2. Step 2: Convert to fraction form
    6,009.80/9,014.69 = 5,557.82/x
  3. Step 3: Cross multiply
    6,009.80x = 9,014.69 × 5,557.82
  4. Step 4: Simplify right side
    6,009.80x = 50,101,993.20
  5. Step 5: Solve for x
    x = 50,101,993.20/6,009.80
  6. Step 6: Final answer
    x = 8,336.72

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.