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Finding the Fourth Proportional to 4,933.78, 6,808.74 and 2,695.63

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Solution

The fourth proportional to 4,933.78, 6,808.74 and 2,695.63 is: 3,720.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.78 : 6,808.74 = 2,695.63 : x
  2. Step 2: Convert to fraction form
    4,933.78/6,808.74 = 2,695.63/x
  3. Step 3: Cross multiply
    4,933.78x = 6,808.74 × 2,695.63
  4. Step 4: Simplify right side
    4,933.78x = 18,353,843.81
  5. Step 5: Solve for x
    x = 18,353,843.81/4,933.78
  6. Step 6: Final answer
    x = 3,720.04

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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.