Home / 5,801.81-8,702.70-2,104.02

Finding the Fourth Proportional to 5,801.81, 8,702.70 and 2,104.02

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Solution

The fourth proportional to 5,801.81, 8,702.70 and 2,104.02 is: 3,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801.81 : 8,702.70 = 2,104.02 : x
  2. Step 2: Convert to fraction form
    5,801.81/8,702.70 = 2,104.02/x
  3. Step 3: Cross multiply
    5,801.81x = 8,702.70 × 2,104.02
  4. Step 4: Simplify right side
    5,801.81x = 18,310,679.60
  5. Step 5: Solve for x
    x = 18,310,679.60/5,801.81
  6. Step 6: Final answer
    x = 3,156.03

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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.