Home / 3,010.66-4,154.71-1,684.37

Finding the Fourth Proportional to 3,010.66, 4,154.71 and 1,684.37

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Solution

The fourth proportional to 3,010.66, 4,154.71 and 1,684.37 is: 2,324.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.66 : 4,154.71 = 1,684.37 : x
  2. Step 2: Convert to fraction form
    3,010.66/4,154.71 = 1,684.37/x
  3. Step 3: Cross multiply
    3,010.66x = 4,154.71 × 1,684.37
  4. Step 4: Simplify right side
    3,010.66x = 6,998,048.11
  5. Step 5: Solve for x
    x = 6,998,048.11/3,010.66
  6. Step 6: Final answer
    x = 2,324.42

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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.