Home / 2,212.92-3,050.46-1,503.36

Finding the Fourth Proportional to 2,212.92, 3,050.46 and 1,503.36

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Solution

The fourth proportional to 2,212.92, 3,050.46 and 1,503.36 is: 2,072.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.92 : 3,050.46 = 1,503.36 : x
  2. Step 2: Convert to fraction form
    2,212.92/3,050.46 = 1,503.36/x
  3. Step 3: Cross multiply
    2,212.92x = 3,050.46 × 1,503.36
  4. Step 4: Simplify right side
    2,212.92x = 4,585,939.55
  5. Step 5: Solve for x
    x = 4,585,939.55/2,212.92
  6. Step 6: Final answer
    x = 2,072.35

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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.