Home / 6,103.32-8,421.60-3,450.66

Finding the Fourth Proportional to 6,103.32, 8,421.60 and 3,450.66

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Solution

The fourth proportional to 6,103.32, 8,421.60 and 3,450.66 is: 4,761.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.32 : 8,421.60 = 3,450.66 : x
  2. Step 2: Convert to fraction form
    6,103.32/8,421.60 = 3,450.66/x
  3. Step 3: Cross multiply
    6,103.32x = 8,421.60 × 3,450.66
  4. Step 4: Simplify right side
    6,103.32x = 29,060,078.26
  5. Step 5: Solve for x
    x = 29,060,078.26/6,103.32
  6. Step 6: Final answer
    x = 4,761.36

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Half scale
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Double scale
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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.