Home / 4,935.52-6,811.16-2,782.42

Finding the Fourth Proportional to 4,935.52, 6,811.16 and 2,782.42

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Solution

The fourth proportional to 4,935.52, 6,811.16 and 2,782.42 is: 3,839.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.52 : 6,811.16 = 2,782.42 : x
  2. Step 2: Convert to fraction form
    4,935.52/6,811.16 = 2,782.42/x
  3. Step 3: Cross multiply
    4,935.52x = 6,811.16 × 2,782.42
  4. Step 4: Simplify right side
    4,935.52x = 18,951,507.81
  5. Step 5: Solve for x
    x = 18,951,507.81/4,935.52
  6. Step 6: Final answer
    x = 3,839.82

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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.