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Finding the Fourth Proportional to 6,245.55, 8,619.18 and 3,593.36

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Solution

The fourth proportional to 6,245.55, 8,619.18 and 3,593.36 is: 4,959.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.55 : 8,619.18 = 3,593.36 : x
  2. Step 2: Convert to fraction form
    6,245.55/8,619.18 = 3,593.36/x
  3. Step 3: Cross multiply
    6,245.55x = 8,619.18 × 3,593.36
  4. Step 4: Simplify right side
    6,245.55x = 30,971,773.55
  5. Step 5: Solve for x
    x = 30,971,773.55/6,245.55
  6. Step 6: Final answer
    x = 4,959.01

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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.