Home / 1,964.52-2,705.40-1,614.60

Finding the Fourth Proportional to 1,964.52, 2,705.40 and 1,614.60

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Solution

The fourth proportional to 1,964.52, 2,705.40 and 1,614.60 is: 2,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.52 : 2,705.40 = 1,614.60 : x
  2. Step 2: Convert to fraction form
    1,964.52/2,705.40 = 1,614.60/x
  3. Step 3: Cross multiply
    1,964.52x = 2,705.40 × 1,614.60
  4. Step 4: Simplify right side
    1,964.52x = 4,368,138.84
  5. Step 5: Solve for x
    x = 4,368,138.84/1,964.52
  6. Step 6: Final answer
    x = 2,223.51

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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.