Home / 3,666.72-5,060.09-2,175.38

Finding the Fourth Proportional to 3,666.72, 5,060.09 and 2,175.38

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Solution

The fourth proportional to 3,666.72, 5,060.09 and 2,175.38 is: 3,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.72 : 5,060.09 = 2,175.38 : x
  2. Step 2: Convert to fraction form
    3,666.72/5,060.09 = 2,175.38/x
  3. Step 3: Cross multiply
    3,666.72x = 5,060.09 × 2,175.38
  4. Step 4: Simplify right side
    3,666.72x = 11,007,582.41
  5. Step 5: Solve for x
    x = 11,007,582.41/3,666.72
  6. Step 6: Final answer
    x = 3,002.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.