Home / 7,896.36-10,896.84-5,101.92

Finding the Fourth Proportional to 7,896.36, 10,896.84 and 5,101.92

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Solution

The fourth proportional to 7,896.36, 10,896.84 and 5,101.92 is: 7,040.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896.36 : 10,896.84 = 5,101.92 : x
  2. Step 2: Convert to fraction form
    7,896.36/10,896.84 = 5,101.92/x
  3. Step 3: Cross multiply
    7,896.36x = 10,896.84 × 5,101.92
  4. Step 4: Simplify right side
    7,896.36x = 55,594,805.93
  5. Step 5: Solve for x
    x = 55,594,805.93/7,896.36
  6. Step 6: Final answer
    x = 7,040.56

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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.