Home / 4,216.45-5,818.68-2,328.15

Finding the Fourth Proportional to 4,216.45, 5,818.68 and 2,328.15

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Solution

The fourth proportional to 4,216.45, 5,818.68 and 2,328.15 is: 3,212.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.45 : 5,818.68 = 2,328.15 : x
  2. Step 2: Convert to fraction form
    4,216.45/5,818.68 = 2,328.15/x
  3. Step 3: Cross multiply
    4,216.45x = 5,818.68 × 2,328.15
  4. Step 4: Simplify right side
    4,216.45x = 13,546,759.84
  5. Step 5: Solve for x
    x = 13,546,759.84/4,216.45
  6. Step 6: Final answer
    x = 3,212.84

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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.