Home / 3,179.02-4,767.98-1,447.24

Finding the Fourth Proportional to 3,179.02, 4,767.98 and 1,447.24

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Solution

The fourth proportional to 3,179.02, 4,767.98 and 1,447.24 is: 2,170.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.02 : 4,767.98 = 1,447.24 : x
  2. Step 2: Convert to fraction form
    3,179.02/4,767.98 = 1,447.24/x
  3. Step 3: Cross multiply
    3,179.02x = 4,767.98 × 1,447.24
  4. Step 4: Simplify right side
    3,179.02x = 6,900,411.38
  5. Step 5: Solve for x
    x = 6,900,411.38/3,179.02
  6. Step 6: Final answer
    x = 2,170.61

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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.