Home / 5,789.16-8,682.30-2,090.70

Finding the Fourth Proportional to 5,789.16, 8,682.30 and 2,090.70

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Solution

The fourth proportional to 5,789.16, 8,682.30 and 2,090.70 is: 3,135.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.16 : 8,682.30 = 2,090.70 : x
  2. Step 2: Convert to fraction form
    5,789.16/8,682.30 = 2,090.70/x
  3. Step 3: Cross multiply
    5,789.16x = 8,682.30 × 2,090.70
  4. Step 4: Simplify right side
    5,789.16x = 18,152,084.61
  5. Step 5: Solve for x
    x = 18,152,084.61/5,789.16
  6. Step 6: Final answer
    x = 3,135.53

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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.