Home / 4,238.19-5,848.89-2,819.60

Finding the Fourth Proportional to 4,238.19, 5,848.89 and 2,819.60

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Solution

The fourth proportional to 4,238.19, 5,848.89 and 2,819.60 is: 3,891.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.19 : 5,848.89 = 2,819.60 : x
  2. Step 2: Convert to fraction form
    4,238.19/5,848.89 = 2,819.60/x
  3. Step 3: Cross multiply
    4,238.19x = 5,848.89 × 2,819.60
  4. Step 4: Simplify right side
    4,238.19x = 16,491,530.24
  5. Step 5: Solve for x
    x = 16,491,530.24/4,238.19
  6. Step 6: Final answer
    x = 3,891.17

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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.