Home / 8,313.06-12,462.57-3,868.43

Finding the Fourth Proportional to 8,313.06, 12,462.57 and 3,868.43

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Solution

The fourth proportional to 8,313.06, 12,462.57 and 3,868.43 is: 5,799.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.06 : 12,462.57 = 3,868.43 : x
  2. Step 2: Convert to fraction form
    8,313.06/12,462.57 = 3,868.43/x
  3. Step 3: Cross multiply
    8,313.06x = 12,462.57 × 3,868.43
  4. Step 4: Simplify right side
    8,313.06x = 48,210,558.18
  5. Step 5: Solve for x
    x = 48,210,558.18/8,313.06
  6. Step 6: Final answer
    x = 5,799.38

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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.