Home / 3,476.49-5,218.21-1,628.94

Finding the Fourth Proportional to 3,476.49, 5,218.21 and 1,628.94

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Solution

The fourth proportional to 3,476.49, 5,218.21 and 1,628.94 is: 2,445.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.49 : 5,218.21 = 1,628.94 : x
  2. Step 2: Convert to fraction form
    3,476.49/5,218.21 = 1,628.94/x
  3. Step 3: Cross multiply
    3,476.49x = 5,218.21 × 1,628.94
  4. Step 4: Simplify right side
    3,476.49x = 8,500,126.28
  5. Step 5: Solve for x
    x = 8,500,126.28/3,476.49
  6. Step 6: Final answer
    x = 2,445.03

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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.