Home / 3,798.07-5,239.94-2,225.59

Finding the Fourth Proportional to 3,798.07, 5,239.94 and 2,225.59

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Solution

The fourth proportional to 3,798.07, 5,239.94 and 2,225.59 is: 3,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.07 : 5,239.94 = 2,225.59 : x
  2. Step 2: Convert to fraction form
    3,798.07/5,239.94 = 2,225.59/x
  3. Step 3: Cross multiply
    3,798.07x = 5,239.94 × 2,225.59
  4. Step 4: Simplify right side
    3,798.07x = 11,661,946.94
  5. Step 5: Solve for x
    x = 11,661,946.94/3,798.07
  6. Step 6: Final answer
    x = 3,070.49

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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.