Home / 4,935.96-6,811.96-2,783.04

Finding the Fourth Proportional to 4,935.96, 6,811.96 and 2,783.04

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Solution

The fourth proportional to 4,935.96, 6,811.96 and 2,783.04 is: 3,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.96 : 6,811.96 = 2,783.04 : x
  2. Step 2: Convert to fraction form
    4,935.96/6,811.96 = 2,783.04/x
  3. Step 3: Cross multiply
    4,935.96x = 6,811.96 × 2,783.04
  4. Step 4: Simplify right side
    4,935.96x = 18,957,931.63
  5. Step 5: Solve for x
    x = 18,957,931.63/4,935.96
  6. Step 6: Final answer
    x = 3,840.78

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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.