Home / 4,814.06-6,643.50-2,717.78

Finding the Fourth Proportional to 4,814.06, 6,643.50 and 2,717.78

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Solution

The fourth proportional to 4,814.06, 6,643.50 and 2,717.78 is: 3,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.06 : 6,643.50 = 2,717.78 : x
  2. Step 2: Convert to fraction form
    4,814.06/6,643.50 = 2,717.78/x
  3. Step 3: Cross multiply
    4,814.06x = 6,643.50 × 2,717.78
  4. Step 4: Simplify right side
    4,814.06x = 18,055,571.43
  5. Step 5: Solve for x
    x = 18,055,571.43/4,814.06
  6. Step 6: Final answer
    x = 3,750.59

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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.