Home / 2,682.24-4,023.53-1,038.66

Finding the Fourth Proportional to 2,682.24, 4,023.53 and 1,038.66

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Solution

The fourth proportional to 2,682.24, 4,023.53 and 1,038.66 is: 1,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.24 : 4,023.53 = 1,038.66 : x
  2. Step 2: Convert to fraction form
    2,682.24/4,023.53 = 1,038.66/x
  3. Step 3: Cross multiply
    2,682.24x = 4,023.53 × 1,038.66
  4. Step 4: Simplify right side
    2,682.24x = 4,179,074.48
  5. Step 5: Solve for x
    x = 4,179,074.48/2,682.24
  6. Step 6: Final answer
    x = 1,558.05

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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.