Home / 5,398.02-8,092.34-1,887.50

Finding the Fourth Proportional to 5,398.02, 8,092.34 and 1,887.50

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Solution

The fourth proportional to 5,398.02, 8,092.34 and 1,887.50 is: 2,829.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.02 : 8,092.34 = 1,887.50 : x
  2. Step 2: Convert to fraction form
    5,398.02/8,092.34 = 1,887.50/x
  3. Step 3: Cross multiply
    5,398.02x = 8,092.34 × 1,887.50
  4. Step 4: Simplify right side
    5,398.02x = 15,274,291.75
  5. Step 5: Solve for x
    x = 15,274,291.75/5,398.02
  6. Step 6: Final answer
    x = 2,829.61

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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.