Home / 2,823.08-4,215.85-2,792.56

Finding the Fourth Proportional to 2,823.08, 4,215.85 and 2,792.56

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Solution

The fourth proportional to 2,823.08, 4,215.85 and 2,792.56 is: 4,170.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.08 : 4,215.85 = 2,792.56 : x
  2. Step 2: Convert to fraction form
    2,823.08/4,215.85 = 2,792.56/x
  3. Step 3: Cross multiply
    2,823.08x = 4,215.85 × 2,792.56
  4. Step 4: Simplify right side
    2,823.08x = 11,773,014.08
  5. Step 5: Solve for x
    x = 11,773,014.08/2,823.08
  6. Step 6: Final answer
    x = 4,170.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.