Home / 4,047.95-6,072.15-1,274.70

Finding the Fourth Proportional to 4,047.95, 6,072.15 and 1,274.70

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Solution

The fourth proportional to 4,047.95, 6,072.15 and 1,274.70 is: 1,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.95 : 6,072.15 = 1,274.70 : x
  2. Step 2: Convert to fraction form
    4,047.95/6,072.15 = 1,274.70/x
  3. Step 3: Cross multiply
    4,047.95x = 6,072.15 × 1,274.70
  4. Step 4: Simplify right side
    4,047.95x = 7,740,169.61
  5. Step 5: Solve for x
    x = 7,740,169.61/4,047.95
  6. Step 6: Final answer
    x = 1,912.12

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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.