Home / 4,992.16-7,487.82-2,653.42

Finding the Fourth Proportional to 4,992.16, 7,487.82 and 2,653.42

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Solution

The fourth proportional to 4,992.16, 7,487.82 and 2,653.42 is: 3,979.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.16 : 7,487.82 = 2,653.42 : x
  2. Step 2: Convert to fraction form
    4,992.16/7,487.82 = 2,653.42/x
  3. Step 3: Cross multiply
    4,992.16x = 7,487.82 × 2,653.42
  4. Step 4: Simplify right side
    4,992.16x = 19,868,331.34
  5. Step 5: Solve for x
    x = 19,868,331.34/4,992.16
  6. Step 6: Final answer
    x = 3,979.91

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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.