Home / 8,245.54-11,376.89-4,660.57

Finding the Fourth Proportional to 8,245.54, 11,376.89 and 4,660.57

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Solution

The fourth proportional to 8,245.54, 11,376.89 and 4,660.57 is: 6,430.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.54 : 11,376.89 = 4,660.57 : x
  2. Step 2: Convert to fraction form
    8,245.54/11,376.89 = 4,660.57/x
  3. Step 3: Cross multiply
    8,245.54x = 11,376.89 × 4,660.57
  4. Step 4: Simplify right side
    8,245.54x = 53,022,768.92
  5. Step 5: Solve for x
    x = 53,022,768.92/8,245.54
  6. Step 6: Final answer
    x = 6,430.48

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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.