Home / 5,408.65-8,102.46-3,554.18

Finding the Fourth Proportional to 5,408.65, 8,102.46 and 3,554.18

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Solution

The fourth proportional to 5,408.65, 8,102.46 and 3,554.18 is: 5,324.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.65 : 8,102.46 = 3,554.18 : x
  2. Step 2: Convert to fraction form
    5,408.65/8,102.46 = 3,554.18/x
  3. Step 3: Cross multiply
    5,408.65x = 8,102.46 × 3,554.18
  4. Step 4: Simplify right side
    5,408.65x = 28,797,583.51
  5. Step 5: Solve for x
    x = 28,797,583.51/5,408.65
  6. Step 6: Final answer
    x = 5,324.36

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Double scale
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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.