Home / 2,626.92-3,938.30-1,802.74

Finding the Fourth Proportional to 2,626.92, 3,938.30 and 1,802.74

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Solution

The fourth proportional to 2,626.92, 3,938.30 and 1,802.74 is: 2,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.92 : 3,938.30 = 1,802.74 : x
  2. Step 2: Convert to fraction form
    2,626.92/3,938.30 = 1,802.74/x
  3. Step 3: Cross multiply
    2,626.92x = 3,938.30 × 1,802.74
  4. Step 4: Simplify right side
    2,626.92x = 7,099,730.94
  5. Step 5: Solve for x
    x = 7,099,730.94/2,626.92
  6. Step 6: Final answer
    x = 2,702.68

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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.