Home / 2,369.93-3,554.89-1,274.81

Finding the Fourth Proportional to 2,369.93, 3,554.89 and 1,274.81

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Solution

The fourth proportional to 2,369.93, 3,554.89 and 1,274.81 is: 1,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369.93 : 3,554.89 = 1,274.81 : x
  2. Step 2: Convert to fraction form
    2,369.93/3,554.89 = 1,274.81/x
  3. Step 3: Cross multiply
    2,369.93x = 3,554.89 × 1,274.81
  4. Step 4: Simplify right side
    2,369.93x = 4,531,788.36
  5. Step 5: Solve for x
    x = 4,531,788.36/2,369.93
  6. Step 6: Final answer
    x = 1,912.21

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1.5x scale

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.