Home / 6,601.16-9,901.74-2,654.22

Finding the Fourth Proportional to 6,601.16, 9,901.74 and 2,654.22

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Solution

The fourth proportional to 6,601.16, 9,901.74 and 2,654.22 is: 3,981.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.16 : 9,901.74 = 2,654.22 : x
  2. Step 2: Convert to fraction form
    6,601.16/9,901.74 = 2,654.22/x
  3. Step 3: Cross multiply
    6,601.16x = 9,901.74 × 2,654.22
  4. Step 4: Simplify right side
    6,601.16x = 26,281,396.34
  5. Step 5: Solve for x
    x = 26,281,396.34/6,601.16
  6. Step 6: Final answer
    x = 3,981.33

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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.