Home / 4,861.48-6,708.42-2,765.72

Finding the Fourth Proportional to 4,861.48, 6,708.42 and 2,765.72

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Solution

The fourth proportional to 4,861.48, 6,708.42 and 2,765.72 is: 3,816.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.48 : 6,708.42 = 2,765.72 : x
  2. Step 2: Convert to fraction form
    4,861.48/6,708.42 = 2,765.72/x
  3. Step 3: Cross multiply
    4,861.48x = 6,708.42 × 2,765.72
  4. Step 4: Simplify right side
    4,861.48x = 18,553,611.36
  5. Step 5: Solve for x
    x = 18,553,611.36/4,861.48
  6. Step 6: Final answer
    x = 3,816.45

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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.