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Finding the Fourth Proportional to 4,219.14, 5,822.43 and 2,356.14

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Solution

The fourth proportional to 4,219.14, 5,822.43 and 2,356.14 is: 3,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.14 : 5,822.43 = 2,356.14 : x
  2. Step 2: Convert to fraction form
    4,219.14/5,822.43 = 2,356.14/x
  3. Step 3: Cross multiply
    4,219.14x = 5,822.43 × 2,356.14
  4. Step 4: Simplify right side
    4,219.14x = 13,718,460.22
  5. Step 5: Solve for x
    x = 13,718,460.22/4,219.14
  6. Step 6: Final answer
    x = 3,251.48

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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.