Home / 6,323.94-8,727.78-3,807.36

Finding the Fourth Proportional to 6,323.94, 8,727.78 and 3,807.36

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Solution

The fourth proportional to 6,323.94, 8,727.78 and 3,807.36 is: 5,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,323.94 : 8,727.78 = 3,807.36 : x
  2. Step 2: Convert to fraction form
    6,323.94/8,727.78 = 3,807.36/x
  3. Step 3: Cross multiply
    6,323.94x = 8,727.78 × 3,807.36
  4. Step 4: Simplify right side
    6,323.94x = 33,229,800.46
  5. Step 5: Solve for x
    x = 33,229,800.46/6,323.94
  6. Step 6: Final answer
    x = 5,254.60

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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.