Home / 3,389.22-4,674.71-3,110.36

Finding the Fourth Proportional to 3,389.22, 4,674.71 and 3,110.36

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Solution

The fourth proportional to 3,389.22, 4,674.71 and 3,110.36 is: 4,290.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.22 : 4,674.71 = 3,110.36 : x
  2. Step 2: Convert to fraction form
    3,389.22/4,674.71 = 3,110.36/x
  3. Step 3: Cross multiply
    3,389.22x = 4,674.71 × 3,110.36
  4. Step 4: Simplify right side
    3,389.22x = 14,540,015.40
  5. Step 5: Solve for x
    x = 14,540,015.40/3,389.22
  6. Step 6: Final answer
    x = 4,290.08

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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.