Home / 4,902.03-6,764.04-2,805.75

Finding the Fourth Proportional to 4,902.03, 6,764.04 and 2,805.75

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Solution

The fourth proportional to 4,902.03, 6,764.04 and 2,805.75 is: 3,871.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.03 : 6,764.04 = 2,805.75 : x
  2. Step 2: Convert to fraction form
    4,902.03/6,764.04 = 2,805.75/x
  3. Step 3: Cross multiply
    4,902.03x = 6,764.04 × 2,805.75
  4. Step 4: Simplify right side
    4,902.03x = 18,978,205.23
  5. Step 5: Solve for x
    x = 18,978,205.23/4,902.03
  6. Step 6: Final answer
    x = 3,871.50

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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.