Home / 6,221.68-9,334.50-1,839.16

Finding the Fourth Proportional to 6,221.68, 9,334.50 and 1,839.16

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Solution

The fourth proportional to 6,221.68, 9,334.50 and 1,839.16 is: 2,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.68 : 9,334.50 = 1,839.16 : x
  2. Step 2: Convert to fraction form
    6,221.68/9,334.50 = 1,839.16/x
  3. Step 3: Cross multiply
    6,221.68x = 9,334.50 × 1,839.16
  4. Step 4: Simplify right side
    6,221.68x = 17,167,639.02
  5. Step 5: Solve for x
    x = 17,167,639.02/6,221.68
  6. Step 6: Final answer
    x = 2,759.33

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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.