Home / 7,948.32-11,922.65-2,683.44

Finding the Fourth Proportional to 7,948.32, 11,922.65 and 2,683.44

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Solution

The fourth proportional to 7,948.32, 11,922.65 and 2,683.44 is: 4,025.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.32 : 11,922.65 = 2,683.44 : x
  2. Step 2: Convert to fraction form
    7,948.32/11,922.65 = 2,683.44/x
  3. Step 3: Cross multiply
    7,948.32x = 11,922.65 × 2,683.44
  4. Step 4: Simplify right side
    7,948.32x = 31,993,702.50
  5. Step 5: Solve for x
    x = 31,993,702.50/7,948.32
  6. Step 6: Final answer
    x = 4,025.22

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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.