Home / 4,248.72-6,364.79-2,783.43

Finding the Fourth Proportional to 4,248.72, 6,364.79 and 2,783.43

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Solution

The fourth proportional to 4,248.72, 6,364.79 and 2,783.43 is: 4,169.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.72 : 6,364.79 = 2,783.43 : x
  2. Step 2: Convert to fraction form
    4,248.72/6,364.79 = 2,783.43/x
  3. Step 3: Cross multiply
    4,248.72x = 6,364.79 × 2,783.43
  4. Step 4: Simplify right side
    4,248.72x = 17,715,921.01
  5. Step 5: Solve for x
    x = 17,715,921.01/4,248.72
  6. Step 6: Final answer
    x = 4,169.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.