Home / 5,412.48-8,105.04-4,532.82

Finding the Fourth Proportional to 5,412.48, 8,105.04 and 4,532.82

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Solution

The fourth proportional to 5,412.48, 8,105.04 and 4,532.82 is: 6,787.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.48 : 8,105.04 = 4,532.82 : x
  2. Step 2: Convert to fraction form
    5,412.48/8,105.04 = 4,532.82/x
  3. Step 3: Cross multiply
    5,412.48x = 8,105.04 × 4,532.82
  4. Step 4: Simplify right side
    5,412.48x = 36,738,687.41
  5. Step 5: Solve for x
    x = 36,738,687.41/5,412.48
  6. Step 6: Final answer
    x = 6,787.77

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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.