Home / 5,399.90-8,099.31-1,702.04

Finding the Fourth Proportional to 5,399.90, 8,099.31 and 1,702.04

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Solution

The fourth proportional to 5,399.90, 8,099.31 and 1,702.04 is: 2,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.90 : 8,099.31 = 1,702.04 : x
  2. Step 2: Convert to fraction form
    5,399.90/8,099.31 = 1,702.04/x
  3. Step 3: Cross multiply
    5,399.90x = 8,099.31 × 1,702.04
  4. Step 4: Simplify right side
    5,399.90x = 13,785,349.59
  5. Step 5: Solve for x
    x = 13,785,349.59/5,399.90
  6. Step 6: Final answer
    x = 2,552.89

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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.