Home / 9,172.36-13,757.82-3,330.28

Finding the Fourth Proportional to 9,172.36, 13,757.82 and 3,330.28

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Solution

The fourth proportional to 9,172.36, 13,757.82 and 3,330.28 is: 4,995.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.36 : 13,757.82 = 3,330.28 : x
  2. Step 2: Convert to fraction form
    9,172.36/13,757.82 = 3,330.28/x
  3. Step 3: Cross multiply
    9,172.36x = 13,757.82 × 3,330.28
  4. Step 4: Simplify right side
    9,172.36x = 45,817,392.79
  5. Step 5: Solve for x
    x = 45,817,392.79/9,172.36
  6. Step 6: Final answer
    x = 4,995.16

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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.