Home / 8,012.46-11,054.76-4,654.62

Finding the Fourth Proportional to 8,012.46, 11,054.76 and 4,654.62

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Solution

The fourth proportional to 8,012.46, 11,054.76 and 4,654.62 is: 6,421.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.46 : 11,054.76 = 4,654.62 : x
  2. Step 2: Convert to fraction form
    8,012.46/11,054.76 = 4,654.62/x
  3. Step 3: Cross multiply
    8,012.46x = 11,054.76 × 4,654.62
  4. Step 4: Simplify right side
    8,012.46x = 51,455,706.99
  5. Step 5: Solve for x
    x = 51,455,706.99/8,012.46
  6. Step 6: Final answer
    x = 6,421.96

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