Home / 7,765.53-10,704.33-6,504.36

Finding the Fourth Proportional to 7,765.53, 10,704.33 and 6,504.36

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Solution

The fourth proportional to 7,765.53, 10,704.33 and 6,504.36 is: 8,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765.53 : 10,704.33 = 6,504.36 : x
  2. Step 2: Convert to fraction form
    7,765.53/10,704.33 = 6,504.36/x
  3. Step 3: Cross multiply
    7,765.53x = 10,704.33 × 6,504.36
  4. Step 4: Simplify right side
    7,765.53x = 69,624,815.88
  5. Step 5: Solve for x
    x = 69,624,815.88/7,765.53
  6. Step 6: Final answer
    x = 8,965.88

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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.