Home / 6,245.22-8,619.45-3,727.44

Finding the Fourth Proportional to 6,245.22, 8,619.45 and 3,727.44

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Solution

The fourth proportional to 6,245.22, 8,619.45 and 3,727.44 is: 5,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.22 : 8,619.45 = 3,727.44 : x
  2. Step 2: Convert to fraction form
    6,245.22/8,619.45 = 3,727.44/x
  3. Step 3: Cross multiply
    6,245.22x = 8,619.45 × 3,727.44
  4. Step 4: Simplify right side
    6,245.22x = 32,128,482.71
  5. Step 5: Solve for x
    x = 32,128,482.71/6,245.22
  6. Step 6: Final answer
    x = 5,144.49

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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.