Home / 2,783.07-4,170.93-1,551.06

Finding the Fourth Proportional to 2,783.07, 4,170.93 and 1,551.06

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Solution

The fourth proportional to 2,783.07, 4,170.93 and 1,551.06 is: 2,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.07 : 4,170.93 = 1,551.06 : x
  2. Step 2: Convert to fraction form
    2,783.07/4,170.93 = 1,551.06/x
  3. Step 3: Cross multiply
    2,783.07x = 4,170.93 × 1,551.06
  4. Step 4: Simplify right side
    2,783.07x = 6,469,362.69
  5. Step 5: Solve for x
    x = 6,469,362.69/2,783.07
  6. Step 6: Final answer
    x = 2,324.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.