Home / 5,360.88-8,042.46-1,663.02

Finding the Fourth Proportional to 5,360.88, 8,042.46 and 1,663.02

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Solution

The fourth proportional to 5,360.88, 8,042.46 and 1,663.02 is: 2,494.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.88 : 8,042.46 = 1,663.02 : x
  2. Step 2: Convert to fraction form
    5,360.88/8,042.46 = 1,663.02/x
  3. Step 3: Cross multiply
    5,360.88x = 8,042.46 × 1,663.02
  4. Step 4: Simplify right side
    5,360.88x = 13,374,771.83
  5. Step 5: Solve for x
    x = 13,374,771.83/5,360.88
  6. Step 6: Final answer
    x = 2,494.88

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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.