Home / 7,443.51-11,165.05-1,896.83

Finding the Fourth Proportional to 7,443.51, 11,165.05 and 1,896.83

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Solution

The fourth proportional to 7,443.51, 11,165.05 and 1,896.83 is: 2,845.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.51 : 11,165.05 = 1,896.83 : x
  2. Step 2: Convert to fraction form
    7,443.51/11,165.05 = 1,896.83/x
  3. Step 3: Cross multiply
    7,443.51x = 11,165.05 × 1,896.83
  4. Step 4: Simplify right side
    7,443.51x = 21,178,201.79
  5. Step 5: Solve for x
    x = 21,178,201.79/7,443.51
  6. Step 6: Final answer
    x = 2,845.19

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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.