Home / 4,858.47-7,279.34-3,825.09

Finding the Fourth Proportional to 4,858.47, 7,279.34 and 3,825.09

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Solution

The fourth proportional to 4,858.47, 7,279.34 and 3,825.09 is: 5,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.47 : 7,279.34 = 3,825.09 : x
  2. Step 2: Convert to fraction form
    4,858.47/7,279.34 = 3,825.09/x
  3. Step 3: Cross multiply
    4,858.47x = 7,279.34 × 3,825.09
  4. Step 4: Simplify right side
    4,858.47x = 27,844,111.52
  5. Step 5: Solve for x
    x = 27,844,111.52/4,858.47
  6. Step 6: Final answer
    x = 5,731.05

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1.5x scale

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.