Home / 8,427.93-11,623.55-6,328.41

Finding the Fourth Proportional to 8,427.93, 11,623.55 and 6,328.41

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Solution

The fourth proportional to 8,427.93, 11,623.55 and 6,328.41 is: 8,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427.93 : 11,623.55 = 6,328.41 : x
  2. Step 2: Convert to fraction form
    8,427.93/11,623.55 = 6,328.41/x
  3. Step 3: Cross multiply
    8,427.93x = 11,623.55 × 6,328.41
  4. Step 4: Simplify right side
    8,427.93x = 73,558,558.41
  5. Step 5: Solve for x
    x = 73,558,558.41/8,427.93
  6. Step 6: Final answer
    x = 8,727.95

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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.