Home / 4,714.20-7,071.58-1,251.44

Finding the Fourth Proportional to 4,714.20, 7,071.58 and 1,251.44

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Solution

The fourth proportional to 4,714.20, 7,071.58 and 1,251.44 is: 1,877.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.20 : 7,071.58 = 1,251.44 : x
  2. Step 2: Convert to fraction form
    4,714.20/7,071.58 = 1,251.44/x
  3. Step 3: Cross multiply
    4,714.20x = 7,071.58 × 1,251.44
  4. Step 4: Simplify right side
    4,714.20x = 8,849,658.08
  5. Step 5: Solve for x
    x = 8,849,658.08/4,714.20
  6. Step 6: Final answer
    x = 1,877.23

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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.