Home / 2,628.41-3,625.16-1,684.29

Finding the Fourth Proportional to 2,628.41, 3,625.16 and 1,684.29

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Solution

The fourth proportional to 2,628.41, 3,625.16 and 1,684.29 is: 2,323.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.41 : 3,625.16 = 1,684.29 : x
  2. Step 2: Convert to fraction form
    2,628.41/3,625.16 = 1,684.29/x
  3. Step 3: Cross multiply
    2,628.41x = 3,625.16 × 1,684.29
  4. Step 4: Simplify right side
    2,628.41x = 6,105,805.52
  5. Step 5: Solve for x
    x = 6,105,805.52/2,628.41
  6. Step 6: Final answer
    x = 2,323.00

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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.