Home / 9,538.20-14,307.39-2,612.70

Finding the Fourth Proportional to 9,538.20, 14,307.39 and 2,612.70

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Solution

The fourth proportional to 9,538.20, 14,307.39 and 2,612.70 is: 3,919.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,538.20 : 14,307.39 = 2,612.70 : x
  2. Step 2: Convert to fraction form
    9,538.20/14,307.39 = 2,612.70/x
  3. Step 3: Cross multiply
    9,538.20x = 14,307.39 × 2,612.70
  4. Step 4: Simplify right side
    9,538.20x = 37,380,917.85
  5. Step 5: Solve for x
    x = 37,380,917.85/9,538.20
  6. Step 6: Final answer
    x = 3,919.07

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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.