Home / 6,313.19-8,709.40-3,793.83

Finding the Fourth Proportional to 6,313.19, 8,709.40 and 3,793.83

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Solution

The fourth proportional to 6,313.19, 8,709.40 and 3,793.83 is: 5,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.19 : 8,709.40 = 3,793.83 : x
  2. Step 2: Convert to fraction form
    6,313.19/8,709.40 = 3,793.83/x
  3. Step 3: Cross multiply
    6,313.19x = 8,709.40 × 3,793.83
  4. Step 4: Simplify right side
    6,313.19x = 33,041,973.52
  5. Step 5: Solve for x
    x = 33,041,973.52/6,313.19
  6. Step 6: Final answer
    x = 5,233.80

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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.