Home / 2,682.11-4,024.05-1,038.67

Finding the Fourth Proportional to 2,682.11, 4,024.05 and 1,038.67

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Solution

The fourth proportional to 2,682.11, 4,024.05 and 1,038.67 is: 1,558.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.11 : 4,024.05 = 1,038.67 : x
  2. Step 2: Convert to fraction form
    2,682.11/4,024.05 = 1,038.67/x
  3. Step 3: Cross multiply
    2,682.11x = 4,024.05 × 1,038.67
  4. Step 4: Simplify right side
    2,682.11x = 4,179,660.01
  5. Step 5: Solve for x
    x = 4,179,660.01/2,682.11
  6. Step 6: Final answer
    x = 1,558.35

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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.