Home / 6,601.32-9,901.98-3,091.32

Finding the Fourth Proportional to 6,601.32, 9,901.98 and 3,091.32

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Solution

The fourth proportional to 6,601.32, 9,901.98 and 3,091.32 is: 4,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.32 : 9,901.98 = 3,091.32 : x
  2. Step 2: Convert to fraction form
    6,601.32/9,901.98 = 3,091.32/x
  3. Step 3: Cross multiply
    6,601.32x = 9,901.98 × 3,091.32
  4. Step 4: Simplify right side
    6,601.32x = 30,610,188.81
  5. Step 5: Solve for x
    x = 30,610,188.81/6,601.32
  6. Step 6: Final answer
    x = 4,636.98

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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.