Home / 9,171.09-13,760.82-5,666.49

Finding the Fourth Proportional to 9,171.09, 13,760.82 and 5,666.49

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Solution

The fourth proportional to 9,171.09, 13,760.82 and 5,666.49 is: 8,502.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171.09 : 13,760.82 = 5,666.49 : x
  2. Step 2: Convert to fraction form
    9,171.09/13,760.82 = 5,666.49/x
  3. Step 3: Cross multiply
    9,171.09x = 13,760.82 × 5,666.49
  4. Step 4: Simplify right side
    9,171.09x = 77,975,548.92
  5. Step 5: Solve for x
    x = 77,975,548.92/9,171.09
  6. Step 6: Final answer
    x = 8,502.32

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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.