Home / 4,859.29-7,287.71-1,396.54

Finding the Fourth Proportional to 4,859.29, 7,287.71 and 1,396.54

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Solution

The fourth proportional to 4,859.29, 7,287.71 and 1,396.54 is: 2,094.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.29 : 7,287.71 = 1,396.54 : x
  2. Step 2: Convert to fraction form
    4,859.29/7,287.71 = 1,396.54/x
  3. Step 3: Cross multiply
    4,859.29x = 7,287.71 × 1,396.54
  4. Step 4: Simplify right side
    4,859.29x = 10,177,542.08
  5. Step 5: Solve for x
    x = 10,177,542.08/4,859.29
  6. Step 6: Final answer
    x = 2,094.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.