Home / 9,330.66-13,998.87-2,756.97

Finding the Fourth Proportional to 9,330.66, 13,998.87 and 2,756.97

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Solution

The fourth proportional to 9,330.66, 13,998.87 and 2,756.97 is: 4,136.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.66 : 13,998.87 = 2,756.97 : x
  2. Step 2: Convert to fraction form
    9,330.66/13,998.87 = 2,756.97/x
  3. Step 3: Cross multiply
    9,330.66x = 13,998.87 × 2,756.97
  4. Step 4: Simplify right side
    9,330.66x = 38,594,464.62
  5. Step 5: Solve for x
    x = 38,594,464.62/9,330.66
  6. Step 6: Final answer
    x = 4,136.31

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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.