Home / 2,792.30-4,188.18-1,696.37

Finding the Fourth Proportional to 2,792.30, 4,188.18 and 1,696.37

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Solution

The fourth proportional to 2,792.30, 4,188.18 and 1,696.37 is: 2,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.30 : 4,188.18 = 1,696.37 : x
  2. Step 2: Convert to fraction form
    2,792.30/4,188.18 = 1,696.37/x
  3. Step 3: Cross multiply
    2,792.30x = 4,188.18 × 1,696.37
  4. Step 4: Simplify right side
    2,792.30x = 7,104,702.91
  5. Step 5: Solve for x
    x = 7,104,702.91/2,792.30
  6. Step 6: Final answer
    x = 2,544.39

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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.