Home / 6,524.40-9,788.40-3,237.60

Finding the Fourth Proportional to 6,524.40, 9,788.40 and 3,237.60

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Solution

The fourth proportional to 6,524.40, 9,788.40 and 3,237.60 is: 4,857.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,524.40 : 9,788.40 = 3,237.60 : x
  2. Step 2: Convert to fraction form
    6,524.40/9,788.40 = 3,237.60/x
  3. Step 3: Cross multiply
    6,524.40x = 9,788.40 × 3,237.60
  4. Step 4: Simplify right side
    6,524.40x = 31,690,923.84
  5. Step 5: Solve for x
    x = 31,690,923.84/6,524.40
  6. Step 6: Final answer
    x = 4,857.29

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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.