Home / 2,823.24-4,243.98-2,735.76

Finding the Fourth Proportional to 2,823.24, 4,243.98 and 2,735.76

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Solution

The fourth proportional to 2,823.24, 4,243.98 and 2,735.76 is: 4,112.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.24 : 4,243.98 = 2,735.76 : x
  2. Step 2: Convert to fraction form
    2,823.24/4,243.98 = 2,735.76/x
  3. Step 3: Cross multiply
    2,823.24x = 4,243.98 × 2,735.76
  4. Step 4: Simplify right side
    2,823.24x = 11,610,510.72
  5. Step 5: Solve for x
    x = 11,610,510.72/2,823.24
  6. Step 6: Final answer
    x = 4,112.48

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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.