Home / 3,106.04-4,290.12-2,323.56

Finding the Fourth Proportional to 3,106.04, 4,290.12 and 2,323.56

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Solution

The fourth proportional to 3,106.04, 4,290.12 and 2,323.56 is: 3,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.04 : 4,290.12 = 2,323.56 : x
  2. Step 2: Convert to fraction form
    3,106.04/4,290.12 = 2,323.56/x
  3. Step 3: Cross multiply
    3,106.04x = 4,290.12 × 2,323.56
  4. Step 4: Simplify right side
    3,106.04x = 9,968,351.23
  5. Step 5: Solve for x
    x = 9,968,351.23/3,106.04
  6. Step 6: Final answer
    x = 3,209.34

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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.