Home / 4,219.56-5,822.88-2,356.56

Finding the Fourth Proportional to 4,219.56, 5,822.88 and 2,356.56

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Solution

The fourth proportional to 4,219.56, 5,822.88 and 2,356.56 is: 3,251.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.56 : 5,822.88 = 2,356.56 : x
  2. Step 2: Convert to fraction form
    4,219.56/5,822.88 = 2,356.56/x
  3. Step 3: Cross multiply
    4,219.56x = 5,822.88 × 2,356.56
  4. Step 4: Simplify right side
    4,219.56x = 13,721,966.09
  5. Step 5: Solve for x
    x = 13,721,966.09/4,219.56
  6. Step 6: Final answer
    x = 3,251.99

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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.