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Finding the Fourth Proportional to 1,968.67, 2,953.01 and 1,848.39

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Solution

The fourth proportional to 1,968.67, 2,953.01 and 1,848.39 is: 2,772.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.67 : 2,953.01 = 1,848.39 : x
  2. Step 2: Convert to fraction form
    1,968.67/2,953.01 = 1,848.39/x
  3. Step 3: Cross multiply
    1,968.67x = 2,953.01 × 1,848.39
  4. Step 4: Simplify right side
    1,968.67x = 5,458,297.30
  5. Step 5: Solve for x
    x = 5,458,297.30/1,968.67
  6. Step 6: Final answer
    x = 2,772.58

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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.