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Finding the Fourth Proportional to 2,682.99, 3,703.19 and 1,635.93

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Solution

The fourth proportional to 2,682.99, 3,703.19 and 1,635.93 is: 2,257.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.99 : 3,703.19 = 1,635.93 : x
  2. Step 2: Convert to fraction form
    2,682.99/3,703.19 = 1,635.93/x
  3. Step 3: Cross multiply
    2,682.99x = 3,703.19 × 1,635.93
  4. Step 4: Simplify right side
    2,682.99x = 6,058,151.44
  5. Step 5: Solve for x
    x = 6,058,151.44/2,682.99
  6. Step 6: Final answer
    x = 2,257.99

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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.