Home / 7,557.72-11,336.58-2,876.62

Finding the Fourth Proportional to 7,557.72, 11,336.58 and 2,876.62

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Solution

The fourth proportional to 7,557.72, 11,336.58 and 2,876.62 is: 4,314.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.72 : 11,336.58 = 2,876.62 : x
  2. Step 2: Convert to fraction form
    7,557.72/11,336.58 = 2,876.62/x
  3. Step 3: Cross multiply
    7,557.72x = 11,336.58 × 2,876.62
  4. Step 4: Simplify right side
    7,557.72x = 32,611,032.76
  5. Step 5: Solve for x
    x = 32,611,032.76/7,557.72
  6. Step 6: Final answer
    x = 4,314.93

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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.