Home / 3,223.73-4,445.37-2,386.19

Finding the Fourth Proportional to 3,223.73, 4,445.37 and 2,386.19

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Solution

The fourth proportional to 3,223.73, 4,445.37 and 2,386.19 is: 3,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.73 : 4,445.37 = 2,386.19 : x
  2. Step 2: Convert to fraction form
    3,223.73/4,445.37 = 2,386.19/x
  3. Step 3: Cross multiply
    3,223.73x = 4,445.37 × 2,386.19
  4. Step 4: Simplify right side
    3,223.73x = 10,607,517.50
  5. Step 5: Solve for x
    x = 10,607,517.50/3,223.73
  6. Step 6: Final answer
    x = 3,290.45

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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.