Home / 3,106.04-4,286.22-2,223.32

Finding the Fourth Proportional to 3,106.04, 4,286.22 and 2,223.32

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Solution

The fourth proportional to 3,106.04, 4,286.22 and 2,223.32 is: 3,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.04 : 4,286.22 = 2,223.32 : x
  2. Step 2: Convert to fraction form
    3,106.04/4,286.22 = 2,223.32/x
  3. Step 3: Cross multiply
    3,106.04x = 4,286.22 × 2,223.32
  4. Step 4: Simplify right side
    3,106.04x = 9,529,638.65
  5. Step 5: Solve for x
    x = 9,529,638.65/3,106.04
  6. Step 6: Final answer
    x = 3,068.10

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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.