Home / 2,148.55-2,965.01-1,204.36

Finding the Fourth Proportional to 2,148.55, 2,965.01 and 1,204.36

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Solution

The fourth proportional to 2,148.55, 2,965.01 and 1,204.36 is: 1,662.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.55 : 2,965.01 = 1,204.36 : x
  2. Step 2: Convert to fraction form
    2,148.55/2,965.01 = 1,204.36/x
  3. Step 3: Cross multiply
    2,148.55x = 2,965.01 × 1,204.36
  4. Step 4: Simplify right side
    2,148.55x = 3,570,939.44
  5. Step 5: Solve for x
    x = 3,570,939.44/2,148.55
  6. Step 6: Final answer
    x = 1,662.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.