Home / 12,313.07-18,456.83-5,733.84

Finding the Fourth Proportional to 12,313.07, 18,456.83 and 5,733.84

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Solution

The fourth proportional to 12,313.07, 18,456.83 and 5,733.84 is: 8,594.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,313.07 : 18,456.83 = 5,733.84 : x
  2. Step 2: Convert to fraction form
    12,313.07/18,456.83 = 5,733.84/x
  3. Step 3: Cross multiply
    12,313.07x = 18,456.83 × 5,733.84
  4. Step 4: Simplify right side
    12,313.07x = 105,828,481.46
  5. Step 5: Solve for x
    x = 105,828,481.46/12,313.07
  6. Step 6: Final answer
    x = 8,594.81

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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.