Home / 6,867.94-9,477.71-3,724.13

Finding the Fourth Proportional to 6,867.94, 9,477.71 and 3,724.13

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Solution

The fourth proportional to 6,867.94, 9,477.71 and 3,724.13 is: 5,139.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.94 : 9,477.71 = 3,724.13 : x
  2. Step 2: Convert to fraction form
    6,867.94/9,477.71 = 3,724.13/x
  3. Step 3: Cross multiply
    6,867.94x = 9,477.71 × 3,724.13
  4. Step 4: Simplify right side
    6,867.94x = 35,296,189.87
  5. Step 5: Solve for x
    x = 35,296,189.87/6,867.94
  6. Step 6: Final answer
    x = 5,139.27

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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.