Home / 6,936.20-10,409.16-6,323.84

Finding the Fourth Proportional to 6,936.20, 10,409.16 and 6,323.84

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Solution

The fourth proportional to 6,936.20, 10,409.16 and 6,323.84 is: 9,490.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.20 : 10,409.16 = 6,323.84 : x
  2. Step 2: Convert to fraction form
    6,936.20/10,409.16 = 6,323.84/x
  3. Step 3: Cross multiply
    6,936.20x = 10,409.16 × 6,323.84
  4. Step 4: Simplify right side
    6,936.20x = 65,825,862.37
  5. Step 5: Solve for x
    x = 65,825,862.37/6,936.20
  6. Step 6: Final answer
    x = 9,490.19

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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.