Home / 6,266.88-8,649.27-3,615.12

Finding the Fourth Proportional to 6,266.88, 8,649.27 and 3,615.12

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Solution

The fourth proportional to 6,266.88, 8,649.27 and 3,615.12 is: 4,989.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.88 : 8,649.27 = 3,615.12 : x
  2. Step 2: Convert to fraction form
    6,266.88/8,649.27 = 3,615.12/x
  3. Step 3: Cross multiply
    6,266.88x = 8,649.27 × 3,615.12
  4. Step 4: Simplify right side
    6,266.88x = 31,268,148.96
  5. Step 5: Solve for x
    x = 31,268,148.96/6,266.88
  6. Step 6: Final answer
    x = 4,989.43

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1.5x scale

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.