Home / 6,142.23-9,213.30-1,759.69

Finding the Fourth Proportional to 6,142.23, 9,213.30 and 1,759.69

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Solution

The fourth proportional to 6,142.23, 9,213.30 and 1,759.69 is: 2,639.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.23 : 9,213.30 = 1,759.69 : x
  2. Step 2: Convert to fraction form
    6,142.23/9,213.30 = 1,759.69/x
  3. Step 3: Cross multiply
    6,142.23x = 9,213.30 × 1,759.69
  4. Step 4: Simplify right side
    6,142.23x = 16,212,551.88
  5. Step 5: Solve for x
    x = 16,212,551.88/6,142.23
  6. Step 6: Final answer
    x = 2,639.52

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1.5x scale

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.