Home / 5,608.53-8,405.91-2,798.64

Finding the Fourth Proportional to 5,608.53, 8,405.91 and 2,798.64

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Solution

The fourth proportional to 5,608.53, 8,405.91 and 2,798.64 is: 4,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.53 : 8,405.91 = 2,798.64 : x
  2. Step 2: Convert to fraction form
    5,608.53/8,405.91 = 2,798.64/x
  3. Step 3: Cross multiply
    5,608.53x = 8,405.91 × 2,798.64
  4. Step 4: Simplify right side
    5,608.53x = 23,525,115.96
  5. Step 5: Solve for x
    x = 23,525,115.96/5,608.53
  6. Step 6: Final answer
    x = 4,194.52

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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.