Home / 6,276.76-8,662.24-3,588.11

Finding the Fourth Proportional to 6,276.76, 8,662.24 and 3,588.11

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Solution

The fourth proportional to 6,276.76, 8,662.24 and 3,588.11 is: 4,951.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.76 : 8,662.24 = 3,588.11 : x
  2. Step 2: Convert to fraction form
    6,276.76/8,662.24 = 3,588.11/x
  3. Step 3: Cross multiply
    6,276.76x = 8,662.24 × 3,588.11
  4. Step 4: Simplify right side
    6,276.76x = 31,081,082.65
  5. Step 5: Solve for x
    x = 31,081,082.65/6,276.76
  6. Step 6: Final answer
    x = 4,951.77

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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.