Home / 7,386.38-11,079.26-3,003.67

Finding the Fourth Proportional to 7,386.38, 11,079.26 and 3,003.67

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Solution

The fourth proportional to 7,386.38, 11,079.26 and 3,003.67 is: 4,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.38 : 11,079.26 = 3,003.67 : x
  2. Step 2: Convert to fraction form
    7,386.38/11,079.26 = 3,003.67/x
  3. Step 3: Cross multiply
    7,386.38x = 11,079.26 × 3,003.67
  4. Step 4: Simplify right side
    7,386.38x = 33,278,440.88
  5. Step 5: Solve for x
    x = 33,278,440.88/7,386.38
  6. Step 6: Final answer
    x = 4,505.38

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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.