Home / 11,946.02-17,919.86-3,626.70

Finding the Fourth Proportional to 11,946.02, 17,919.86 and 3,626.70

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Solution

The fourth proportional to 11,946.02, 17,919.86 and 3,626.70 is: 5,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,946.02 : 17,919.86 = 3,626.70 : x
  2. Step 2: Convert to fraction form
    11,946.02/17,919.86 = 3,626.70/x
  3. Step 3: Cross multiply
    11,946.02x = 17,919.86 × 3,626.70
  4. Step 4: Simplify right side
    11,946.02x = 64,989,938.13
  5. Step 5: Solve for x
    x = 64,989,938.13/11,946.02
  6. Step 6: Final answer
    x = 5,440.30

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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.