Home / 10,255.52-15,376.68-6,741.44

Finding the Fourth Proportional to 10,255.52, 15,376.68 and 6,741.44

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Solution

The fourth proportional to 10,255.52, 15,376.68 and 6,741.44 is: 10,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.52 : 15,376.68 = 6,741.44 : x
  2. Step 2: Convert to fraction form
    10,255.52/15,376.68 = 6,741.44/x
  3. Step 3: Cross multiply
    10,255.52x = 15,376.68 × 6,741.44
  4. Step 4: Simplify right side
    10,255.52x = 103,660,965.62
  5. Step 5: Solve for x
    x = 103,660,965.62/10,255.52
  6. Step 6: Final answer
    x = 10,107.82

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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.