Home / 7,440.36-10,267.26-4,082.76

Finding the Fourth Proportional to 7,440.36, 10,267.26 and 4,082.76

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Solution

The fourth proportional to 7,440.36, 10,267.26 and 4,082.76 is: 5,633.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.36 : 10,267.26 = 4,082.76 : x
  2. Step 2: Convert to fraction form
    7,440.36/10,267.26 = 4,082.76/x
  3. Step 3: Cross multiply
    7,440.36x = 10,267.26 × 4,082.76
  4. Step 4: Simplify right side
    7,440.36x = 41,918,758.44
  5. Step 5: Solve for x
    x = 41,918,758.44/7,440.36
  6. Step 6: Final answer
    x = 5,633.97

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Half 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.