Home / 1,975.49-2,964.44-1,098.66

Finding the Fourth Proportional to 1,975.49, 2,964.44 and 1,098.66

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Solution

The fourth proportional to 1,975.49, 2,964.44 and 1,098.66 is: 1,648.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.49 : 2,964.44 = 1,098.66 : x
  2. Step 2: Convert to fraction form
    1,975.49/2,964.44 = 1,098.66/x
  3. Step 3: Cross multiply
    1,975.49x = 2,964.44 × 1,098.66
  4. Step 4: Simplify right side
    1,975.49x = 3,256,914.40
  5. Step 5: Solve for x
    x = 3,256,914.40/1,975.49
  6. Step 6: Final answer
    x = 1,648.67

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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.