Home / 7,858.53-10,844.76-4,321.97

Finding the Fourth Proportional to 7,858.53, 10,844.76 and 4,321.97

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Solution

The fourth proportional to 7,858.53, 10,844.76 and 4,321.97 is: 5,964.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858.53 : 10,844.76 = 4,321.97 : x
  2. Step 2: Convert to fraction form
    7,858.53/10,844.76 = 4,321.97/x
  3. Step 3: Cross multiply
    7,858.53x = 10,844.76 × 4,321.97
  4. Step 4: Simplify right side
    7,858.53x = 46,870,727.38
  5. Step 5: Solve for x
    x = 46,870,727.38/7,858.53
  6. Step 6: Final answer
    x = 5,964.31

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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.