Home / 7,858.26-10,844.82-4,321.80

Finding the Fourth Proportional to 7,858.26, 10,844.82 and 4,321.80

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Solution

The fourth proportional to 7,858.26, 10,844.82 and 4,321.80 is: 5,964.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858.26 : 10,844.82 = 4,321.80 : x
  2. Step 2: Convert to fraction form
    7,858.26/10,844.82 = 4,321.80/x
  3. Step 3: Cross multiply
    7,858.26x = 10,844.82 × 4,321.80
  4. Step 4: Simplify right side
    7,858.26x = 46,869,143.08
  5. Step 5: Solve for x
    x = 46,869,143.08/7,858.26
  6. Step 6: Final answer
    x = 5,964.32

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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.