Home / 4,767.25-7,146.42-1,992.19

Finding the Fourth Proportional to 4,767.25, 7,146.42 and 1,992.19

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Solution

The fourth proportional to 4,767.25, 7,146.42 and 1,992.19 is: 2,986.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.25 : 7,146.42 = 1,992.19 : x
  2. Step 2: Convert to fraction form
    4,767.25/7,146.42 = 1,992.19/x
  3. Step 3: Cross multiply
    4,767.25x = 7,146.42 × 1,992.19
  4. Step 4: Simplify right side
    4,767.25x = 14,237,026.46
  5. Step 5: Solve for x
    x = 14,237,026.46/4,767.25
  6. Step 6: Final answer
    x = 2,986.42

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Double scale
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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.