Home / 2,965.10-4,092.16-1,706.21

Finding the Fourth Proportional to 2,965.10, 4,092.16 and 1,706.21

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Solution

The fourth proportional to 2,965.10, 4,092.16 and 1,706.21 is: 2,354.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.10 : 4,092.16 = 1,706.21 : x
  2. Step 2: Convert to fraction form
    2,965.10/4,092.16 = 1,706.21/x
  3. Step 3: Cross multiply
    2,965.10x = 4,092.16 × 1,706.21
  4. Step 4: Simplify right side
    2,965.10x = 6,982,075.78
  5. Step 5: Solve for x
    x = 6,982,075.78/2,965.10
  6. Step 6: Final answer
    x = 2,354.75

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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.