Home / 7,450.20-11,161.26-6,225.48

Finding the Fourth Proportional to 7,450.20, 11,161.26 and 6,225.48

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Solution

The fourth proportional to 7,450.20, 11,161.26 and 6,225.48 is: 9,326.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.20 : 11,161.26 = 6,225.48 : x
  2. Step 2: Convert to fraction form
    7,450.20/11,161.26 = 6,225.48/x
  3. Step 3: Cross multiply
    7,450.20x = 11,161.26 × 6,225.48
  4. Step 4: Simplify right side
    7,450.20x = 69,484,200.90
  5. Step 5: Solve for x
    x = 69,484,200.90/7,450.20
  6. Step 6: Final answer
    x = 9,326.49

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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.