Home / 4,047.96-6,072.38-1,274.72

Finding the Fourth Proportional to 4,047.96, 6,072.38 and 1,274.72

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Solution

The fourth proportional to 4,047.96, 6,072.38 and 1,274.72 is: 1,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.96 : 6,072.38 = 1,274.72 : x
  2. Step 2: Convert to fraction form
    4,047.96/6,072.38 = 1,274.72/x
  3. Step 3: Cross multiply
    4,047.96x = 6,072.38 × 1,274.72
  4. Step 4: Simplify right side
    4,047.96x = 7,740,547.50
  5. Step 5: Solve for x
    x = 7,740,547.50/4,047.96
  6. Step 6: Final answer
    x = 1,912.21

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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.