Home / 6,103.10-9,156.05-2,207.51

Finding the Fourth Proportional to 6,103.10, 9,156.05 and 2,207.51

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Solution

The fourth proportional to 6,103.10, 9,156.05 and 2,207.51 is: 3,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.10 : 9,156.05 = 2,207.51 : x
  2. Step 2: Convert to fraction form
    6,103.10/9,156.05 = 2,207.51/x
  3. Step 3: Cross multiply
    6,103.10x = 9,156.05 × 2,207.51
  4. Step 4: Simplify right side
    6,103.10x = 20,212,071.94
  5. Step 5: Solve for x
    x = 20,212,071.94/6,103.10
  6. Step 6: Final answer
    x = 3,311.77

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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.