Home / 3,389.22-4,673.43-2,943.18

Finding the Fourth Proportional to 3,389.22, 4,673.43 and 2,943.18

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Solution

The fourth proportional to 3,389.22, 4,673.43 and 2,943.18 is: 4,058.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.22 : 4,673.43 = 2,943.18 : x
  2. Step 2: Convert to fraction form
    3,389.22/4,673.43 = 2,943.18/x
  3. Step 3: Cross multiply
    3,389.22x = 4,673.43 × 2,943.18
  4. Step 4: Simplify right side
    3,389.22x = 13,754,745.71
  5. Step 5: Solve for x
    x = 13,754,745.71/3,389.22
  6. Step 6: Final answer
    x = 4,058.38

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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.