Home / 5,622.90-8,436.78-2,702.04

Finding the Fourth Proportional to 5,622.90, 8,436.78 and 2,702.04

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Solution

The fourth proportional to 5,622.90, 8,436.78 and 2,702.04 is: 4,054.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.90 : 8,436.78 = 2,702.04 : x
  2. Step 2: Convert to fraction form
    5,622.90/8,436.78 = 2,702.04/x
  3. Step 3: Cross multiply
    5,622.90x = 8,436.78 × 2,702.04
  4. Step 4: Simplify right side
    5,622.90x = 22,796,517.03
  5. Step 5: Solve for x
    x = 22,796,517.03/5,622.90
  6. Step 6: Final answer
    x = 4,054.23

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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.