Home / 4,714.43-7,071.62-1,251.68

Finding the Fourth Proportional to 4,714.43, 7,071.62 and 1,251.68

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Solution

The fourth proportional to 4,714.43, 7,071.62 and 1,251.68 is: 1,877.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.43 : 7,071.62 = 1,251.68 : x
  2. Step 2: Convert to fraction form
    4,714.43/7,071.62 = 1,251.68/x
  3. Step 3: Cross multiply
    4,714.43x = 7,071.62 × 1,251.68
  4. Step 4: Simplify right side
    4,714.43x = 8,851,363.71
  5. Step 5: Solve for x
    x = 8,851,363.71/4,714.43
  6. Step 6: Final answer
    x = 1,877.51

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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.