Home / 2,450.36-3,660.40-1,964.36

Finding the Fourth Proportional to 2,450.36, 3,660.40 and 1,964.36

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Solution

The fourth proportional to 2,450.36, 3,660.40 and 1,964.36 is: 2,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.36 : 3,660.40 = 1,964.36 : x
  2. Step 2: Convert to fraction form
    2,450.36/3,660.40 = 1,964.36/x
  3. Step 3: Cross multiply
    2,450.36x = 3,660.40 × 1,964.36
  4. Step 4: Simplify right side
    2,450.36x = 7,190,343.34
  5. Step 5: Solve for x
    x = 7,190,343.34/2,450.36
  6. Step 6: Final answer
    x = 2,934.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.