Home / 7,443.41-11,165.12-3,535.97

Finding the Fourth Proportional to 7,443.41, 11,165.12 and 3,535.97

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Solution

The fourth proportional to 7,443.41, 11,165.12 and 3,535.97 is: 5,303.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.41 : 11,165.12 = 3,535.97 : x
  2. Step 2: Convert to fraction form
    7,443.41/11,165.12 = 3,535.97/x
  3. Step 3: Cross multiply
    7,443.41x = 11,165.12 × 3,535.97
  4. Step 4: Simplify right side
    7,443.41x = 39,479,529.37
  5. Step 5: Solve for x
    x = 39,479,529.37/7,443.41
  6. Step 6: Final answer
    x = 5,303.96

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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.