Home / 6,268.02-8,649.90-3,615.54

Finding the Fourth Proportional to 6,268.02, 8,649.90 and 3,615.54

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Solution

The fourth proportional to 6,268.02, 8,649.90 and 3,615.54 is: 4,989.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.02 : 8,649.90 = 3,615.54 : x
  2. Step 2: Convert to fraction form
    6,268.02/8,649.90 = 3,615.54/x
  3. Step 3: Cross multiply
    6,268.02x = 8,649.90 × 3,615.54
  4. Step 4: Simplify right side
    6,268.02x = 31,274,059.45
  5. Step 5: Solve for x
    x = 31,274,059.45/6,268.02
  6. Step 6: Final answer
    x = 4,989.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.