Home / 2,628.18-3,625.02-1,683.99

Finding the Fourth Proportional to 2,628.18, 3,625.02 and 1,683.99

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Solution

The fourth proportional to 2,628.18, 3,625.02 and 1,683.99 is: 2,322.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.18 : 3,625.02 = 1,683.99 : x
  2. Step 2: Convert to fraction form
    2,628.18/3,625.02 = 1,683.99/x
  3. Step 3: Cross multiply
    2,628.18x = 3,625.02 × 1,683.99
  4. Step 4: Simplify right side
    2,628.18x = 6,104,497.43
  5. Step 5: Solve for x
    x = 6,104,497.43/2,628.18
  6. Step 6: Final answer
    x = 2,322.71

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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.