Home / 6,515.40-9,771.48-3,003.24

Finding the Fourth Proportional to 6,515.40, 9,771.48 and 3,003.24

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Solution

The fourth proportional to 6,515.40, 9,771.48 and 3,003.24 is: 4,504.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.40 : 9,771.48 = 3,003.24 : x
  2. Step 2: Convert to fraction form
    6,515.40/9,771.48 = 3,003.24/x
  3. Step 3: Cross multiply
    6,515.40x = 9,771.48 × 3,003.24
  4. Step 4: Simplify right side
    6,515.40x = 29,346,099.60
  5. Step 5: Solve for x
    x = 29,346,099.60/6,515.40
  6. Step 6: Final answer
    x = 4,504.11

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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.