Home / 4,822.02-7,231.98-2,819.34

Finding the Fourth Proportional to 4,822.02, 7,231.98 and 2,819.34

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Solution

The fourth proportional to 4,822.02, 7,231.98 and 2,819.34 is: 4,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.02 : 7,231.98 = 2,819.34 : x
  2. Step 2: Convert to fraction form
    4,822.02/7,231.98 = 2,819.34/x
  3. Step 3: Cross multiply
    4,822.02x = 7,231.98 × 2,819.34
  4. Step 4: Simplify right side
    4,822.02x = 20,389,410.49
  5. Step 5: Solve for x
    x = 20,389,410.49/4,822.02
  6. Step 6: Final answer
    x = 4,228.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.