Home / 3,043.49-4,200.20-1,717.16

Finding the Fourth Proportional to 3,043.49, 4,200.20 and 1,717.16

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Solution

The fourth proportional to 3,043.49, 4,200.20 and 1,717.16 is: 2,369.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.49 : 4,200.20 = 1,717.16 : x
  2. Step 2: Convert to fraction form
    3,043.49/4,200.20 = 1,717.16/x
  3. Step 3: Cross multiply
    3,043.49x = 4,200.20 × 1,717.16
  4. Step 4: Simplify right side
    3,043.49x = 7,212,385.85
  5. Step 5: Solve for x
    x = 7,212,385.85/3,043.49
  6. Step 6: Final answer
    x = 2,369.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.