Home / 3,796.51-5,239.07-2,225.65

Finding the Fourth Proportional to 3,796.51, 5,239.07 and 2,225.65

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Solution

The fourth proportional to 3,796.51, 5,239.07 and 2,225.65 is: 3,071.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,796.51 : 5,239.07 = 2,225.65 : x
  2. Step 2: Convert to fraction form
    3,796.51/5,239.07 = 2,225.65/x
  3. Step 3: Cross multiply
    3,796.51x = 5,239.07 × 2,225.65
  4. Step 4: Simplify right side
    3,796.51x = 11,660,325.02
  5. Step 5: Solve for x
    x = 11,660,325.02/3,796.51
  6. Step 6: Final answer
    x = 3,071.33

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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.