Home / 7,519.20-11,276.04-2,587.44

Finding the Fourth Proportional to 7,519.20, 11,276.04 and 2,587.44

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Solution

The fourth proportional to 7,519.20, 11,276.04 and 2,587.44 is: 3,880.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.20 : 11,276.04 = 2,587.44 : x
  2. Step 2: Convert to fraction form
    7,519.20/11,276.04 = 2,587.44/x
  3. Step 3: Cross multiply
    7,519.20x = 11,276.04 × 2,587.44
  4. Step 4: Simplify right side
    7,519.20x = 29,176,076.94
  5. Step 5: Solve for x
    x = 29,176,076.94/7,519.20
  6. Step 6: Final answer
    x = 3,880.21

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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.