Home / 7,313.14-10,968.36-1,976.41

Finding the Fourth Proportional to 7,313.14, 10,968.36 and 1,976.41

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Solution

The fourth proportional to 7,313.14, 10,968.36 and 1,976.41 is: 2,964.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.14 : 10,968.36 = 1,976.41 : x
  2. Step 2: Convert to fraction form
    7,313.14/10,968.36 = 1,976.41/x
  3. Step 3: Cross multiply
    7,313.14x = 10,968.36 × 1,976.41
  4. Step 4: Simplify right side
    7,313.14x = 21,677,976.39
  5. Step 5: Solve for x
    x = 21,677,976.39/7,313.14
  6. Step 6: Final answer
    x = 2,964.25

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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.