Home / 2,644.58-3,968.87-1,802.18

Finding the Fourth Proportional to 2,644.58, 3,968.87 and 1,802.18

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Solution

The fourth proportional to 2,644.58, 3,968.87 and 1,802.18 is: 2,704.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.58 : 3,968.87 = 1,802.18 : x
  2. Step 2: Convert to fraction form
    2,644.58/3,968.87 = 1,802.18/x
  3. Step 3: Cross multiply
    2,644.58x = 3,968.87 × 1,802.18
  4. Step 4: Simplify right side
    2,644.58x = 7,152,618.14
  5. Step 5: Solve for x
    x = 7,152,618.14/2,644.58
  6. Step 6: Final answer
    x = 2,704.63

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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.