Home / 4,904.61-6,768.36-2,808.73

Finding the Fourth Proportional to 4,904.61, 6,768.36 and 2,808.73

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Solution

The fourth proportional to 4,904.61, 6,768.36 and 2,808.73 is: 3,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.61 : 6,768.36 = 2,808.73 : x
  2. Step 2: Convert to fraction form
    4,904.61/6,768.36 = 2,808.73/x
  3. Step 3: Cross multiply
    4,904.61x = 6,768.36 × 2,808.73
  4. Step 4: Simplify right side
    4,904.61x = 19,010,495.78
  5. Step 5: Solve for x
    x = 19,010,495.78/4,904.61
  6. Step 6: Final answer
    x = 3,876.05

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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.