Home / 6,682.56-9,216.96-4,322.88

Finding the Fourth Proportional to 6,682.56, 9,216.96 and 4,322.88

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Solution

The fourth proportional to 6,682.56, 9,216.96 and 4,322.88 is: 5,962.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,682.56 : 9,216.96 = 4,322.88 : x
  2. Step 2: Convert to fraction form
    6,682.56/9,216.96 = 4,322.88/x
  3. Step 3: Cross multiply
    6,682.56x = 9,216.96 × 4,322.88
  4. Step 4: Simplify right side
    6,682.56x = 39,843,812.04
  5. Step 5: Solve for x
    x = 39,843,812.04/6,682.56
  6. Step 6: Final answer
    x = 5,962.36

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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.