Home / 4,814.07-6,643.89-2,824.56

Finding the Fourth Proportional to 4,814.07, 6,643.89 and 2,824.56

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Solution

The fourth proportional to 4,814.07, 6,643.89 and 2,824.56 is: 3,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.07 : 6,643.89 = 2,824.56 : x
  2. Step 2: Convert to fraction form
    4,814.07/6,643.89 = 2,824.56/x
  3. Step 3: Cross multiply
    4,814.07x = 6,643.89 × 2,824.56
  4. Step 4: Simplify right side
    4,814.07x = 18,766,065.94
  5. Step 5: Solve for x
    x = 18,766,065.94/4,814.07
  6. Step 6: Final answer
    x = 3,898.17

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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.