Home / 4,813.72-6,643.06-2,717.96

Finding the Fourth Proportional to 4,813.72, 6,643.06 and 2,717.96

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Solution

The fourth proportional to 4,813.72, 6,643.06 and 2,717.96 is: 3,750.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.72 : 6,643.06 = 2,717.96 : x
  2. Step 2: Convert to fraction form
    4,813.72/6,643.06 = 2,717.96/x
  3. Step 3: Cross multiply
    4,813.72x = 6,643.06 × 2,717.96
  4. Step 4: Simplify right side
    4,813.72x = 18,055,571.36
  5. Step 5: Solve for x
    x = 18,055,571.36/4,813.72
  6. Step 6: Final answer
    x = 3,750.86

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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.