Home / 7,858.94-10,844.91-4,321.58

Finding the Fourth Proportional to 7,858.94, 10,844.91 and 4,321.58

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Solution

The fourth proportional to 7,858.94, 10,844.91 and 4,321.58 is: 5,963.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858.94 : 10,844.91 = 4,321.58 : x
  2. Step 2: Convert to fraction form
    7,858.94/10,844.91 = 4,321.58/x
  3. Step 3: Cross multiply
    7,858.94x = 10,844.91 × 4,321.58
  4. Step 4: Simplify right side
    7,858.94x = 46,867,146.16
  5. Step 5: Solve for x
    x = 46,867,146.16/7,858.94
  6. Step 6: Final answer
    x = 5,963.55

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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.