Home / 5,535.19-7,634.82-4,354.21

Finding the Fourth Proportional to 5,535.19, 7,634.82 and 4,354.21

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Solution

The fourth proportional to 5,535.19, 7,634.82 and 4,354.21 is: 6,005.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.19 : 7,634.82 = 4,354.21 : x
  2. Step 2: Convert to fraction form
    5,535.19/7,634.82 = 4,354.21/x
  3. Step 3: Cross multiply
    5,535.19x = 7,634.82 × 4,354.21
  4. Step 4: Simplify right side
    5,535.19x = 33,243,609.59
  5. Step 5: Solve for x
    x = 33,243,609.59/5,535.19
  6. Step 6: Final answer
    x = 6,005.87

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Half scale
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Double 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.