Home / 4,253.17-6,380.44-1,480.63

Finding the Fourth Proportional to 4,253.17, 6,380.44 and 1,480.63

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Solution

The fourth proportional to 4,253.17, 6,380.44 and 1,480.63 is: 2,221.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.17 : 6,380.44 = 1,480.63 : x
  2. Step 2: Convert to fraction form
    4,253.17/6,380.44 = 1,480.63/x
  3. Step 3: Cross multiply
    4,253.17x = 6,380.44 × 1,480.63
  4. Step 4: Simplify right side
    4,253.17x = 9,447,070.88
  5. Step 5: Solve for x
    x = 9,447,070.88/4,253.17
  6. Step 6: Final answer
    x = 2,221.18

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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.