Home / 3,228.53-4,455.41-1,792.99

Finding the Fourth Proportional to 3,228.53, 4,455.41 and 1,792.99

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Solution

The fourth proportional to 3,228.53, 4,455.41 and 1,792.99 is: 2,474.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.53 : 4,455.41 = 1,792.99 : x
  2. Step 2: Convert to fraction form
    3,228.53/4,455.41 = 1,792.99/x
  3. Step 3: Cross multiply
    3,228.53x = 4,455.41 × 1,792.99
  4. Step 4: Simplify right side
    3,228.53x = 7,988,502.18
  5. Step 5: Solve for x
    x = 7,988,502.18/3,228.53
  6. Step 6: Final answer
    x = 2,474.35

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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.