Home / 7,759.28-10,704.60-5,069.58

Finding the Fourth Proportional to 7,759.28, 10,704.60 and 5,069.58

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Solution

The fourth proportional to 7,759.28, 10,704.60 and 5,069.58 is: 6,993.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.28 : 10,704.60 = 5,069.58 : x
  2. Step 2: Convert to fraction form
    7,759.28/10,704.60 = 5,069.58/x
  3. Step 3: Cross multiply
    7,759.28x = 10,704.60 × 5,069.58
  4. Step 4: Simplify right side
    7,759.28x = 54,267,747.20
  5. Step 5: Solve for x
    x = 54,267,747.20/7,759.28
  6. Step 6: Final answer
    x = 6,993.92

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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.