Home / 4,682.11-7,022.70-1,219.36

Finding the Fourth Proportional to 4,682.11, 7,022.70 and 1,219.36

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Solution

The fourth proportional to 4,682.11, 7,022.70 and 1,219.36 is: 1,828.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.11 : 7,022.70 = 1,219.36 : x
  2. Step 2: Convert to fraction form
    4,682.11/7,022.70 = 1,219.36/x
  3. Step 3: Cross multiply
    4,682.11x = 7,022.70 × 1,219.36
  4. Step 4: Simplify right side
    4,682.11x = 8,563,199.47
  5. Step 5: Solve for x
    x = 8,563,199.47/4,682.11
  6. Step 6: Final answer
    x = 1,828.92

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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.