Home / 7,504.08-11,256.12-3,116.76

Finding the Fourth Proportional to 7,504.08, 11,256.12 and 3,116.76

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Solution

The fourth proportional to 7,504.08, 11,256.12 and 3,116.76 is: 4,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.08 : 11,256.12 = 3,116.76 : x
  2. Step 2: Convert to fraction form
    7,504.08/11,256.12 = 3,116.76/x
  3. Step 3: Cross multiply
    7,504.08x = 11,256.12 × 3,116.76
  4. Step 4: Simplify right side
    7,504.08x = 35,082,624.57
  5. Step 5: Solve for x
    x = 35,082,624.57/7,504.08
  6. Step 6: Final answer
    x = 4,675.14

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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.