Home / 6,921.04-10,383.63-3,225.46

Finding the Fourth Proportional to 6,921.04, 10,383.63 and 3,225.46

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Solution

The fourth proportional to 6,921.04, 10,383.63 and 3,225.46 is: 4,839.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921.04 : 10,383.63 = 3,225.46 : x
  2. Step 2: Convert to fraction form
    6,921.04/10,383.63 = 3,225.46/x
  3. Step 3: Cross multiply
    6,921.04x = 10,383.63 × 3,225.46
  4. Step 4: Simplify right side
    6,921.04x = 33,491,983.22
  5. Step 5: Solve for x
    x = 33,491,983.22/6,921.04
  6. Step 6: Final answer
    x = 4,839.15

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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.