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Finding the Fourth Proportional to 4,500.77, 6,211.17 and 2,511.71

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Solution

The fourth proportional to 4,500.77, 6,211.17 and 2,511.71 is: 3,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.77 : 6,211.17 = 2,511.71 : x
  2. Step 2: Convert to fraction form
    4,500.77/6,211.17 = 2,511.71/x
  3. Step 3: Cross multiply
    4,500.77x = 6,211.17 × 2,511.71
  4. Step 4: Simplify right side
    4,500.77x = 15,600,626.74
  5. Step 5: Solve for x
    x = 15,600,626.74/4,500.77
  6. Step 6: Final answer
    x = 3,466.22

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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.