Home / 6,322.25-9,487.70-2,218.25

Finding the Fourth Proportional to 6,322.25, 9,487.70 and 2,218.25

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Solution

The fourth proportional to 6,322.25, 9,487.70 and 2,218.25 is: 3,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,322.25 : 9,487.70 = 2,218.25 : x
  2. Step 2: Convert to fraction form
    6,322.25/9,487.70 = 2,218.25/x
  3. Step 3: Cross multiply
    6,322.25x = 9,487.70 × 2,218.25
  4. Step 4: Simplify right side
    6,322.25x = 21,046,090.53
  5. Step 5: Solve for x
    x = 21,046,090.53/6,322.25
  6. Step 6: Final answer
    x = 3,328.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.