Home / 1,964.53-2,705.52-1,374.04

Finding the Fourth Proportional to 1,964.53, 2,705.52 and 1,374.04

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Solution

The fourth proportional to 1,964.53, 2,705.52 and 1,374.04 is: 1,892.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.53 : 2,705.52 = 1,374.04 : x
  2. Step 2: Convert to fraction form
    1,964.53/2,705.52 = 1,374.04/x
  3. Step 3: Cross multiply
    1,964.53x = 2,705.52 × 1,374.04
  4. Step 4: Simplify right side
    1,964.53x = 3,717,492.70
  5. Step 5: Solve for x
    x = 3,717,492.70/1,964.53
  6. Step 6: Final answer
    x = 1,892.31

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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.