Home / 4,725.18-7,079.58-2,872.44

Finding the Fourth Proportional to 4,725.18, 7,079.58 and 2,872.44

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Solution

The fourth proportional to 4,725.18, 7,079.58 and 2,872.44 is: 4,303.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.18 : 7,079.58 = 2,872.44 : x
  2. Step 2: Convert to fraction form
    4,725.18/7,079.58 = 2,872.44/x
  3. Step 3: Cross multiply
    4,725.18x = 7,079.58 × 2,872.44
  4. Step 4: Simplify right side
    4,725.18x = 20,335,668.78
  5. Step 5: Solve for x
    x = 20,335,668.78/4,725.18
  6. Step 6: Final answer
    x = 4,303.68

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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.