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Finding the Fourth Proportional to 6,262.44, 8,643.72 and 3,611.44

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Solution

The fourth proportional to 6,262.44, 8,643.72 and 3,611.44 is: 4,984.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,262.44 : 8,643.72 = 3,611.44 : x
  2. Step 2: Convert to fraction form
    6,262.44/8,643.72 = 3,611.44/x
  3. Step 3: Cross multiply
    6,262.44x = 8,643.72 × 3,611.44
  4. Step 4: Simplify right side
    6,262.44x = 31,216,276.16
  5. Step 5: Solve for x
    x = 31,216,276.16/6,262.44
  6. Step 6: Final answer
    x = 4,984.68

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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.