Home / 4,102.23-5,663.67-2,842.84

Finding the Fourth Proportional to 4,102.23, 5,663.67 and 2,842.84

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Solution

The fourth proportional to 4,102.23, 5,663.67 and 2,842.84 is: 3,924.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.23 : 5,663.67 = 2,842.84 : x
  2. Step 2: Convert to fraction form
    4,102.23/5,663.67 = 2,842.84/x
  3. Step 3: Cross multiply
    4,102.23x = 5,663.67 × 2,842.84
  4. Step 4: Simplify right side
    4,102.23x = 16,100,907.62
  5. Step 5: Solve for x
    x = 16,100,907.62/4,102.23
  6. Step 6: Final answer
    x = 3,924.92

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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.