Home / 4,048.77-6,072.72-1,275.36

Finding the Fourth Proportional to 4,048.77, 6,072.72 and 1,275.36

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Solution

The fourth proportional to 4,048.77, 6,072.72 and 1,275.36 is: 1,912.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.77 : 6,072.72 = 1,275.36 : x
  2. Step 2: Convert to fraction form
    4,048.77/6,072.72 = 1,275.36/x
  3. Step 3: Cross multiply
    4,048.77x = 6,072.72 × 1,275.36
  4. Step 4: Simplify right side
    4,048.77x = 7,744,904.18
  5. Step 5: Solve for x
    x = 7,744,904.18/4,048.77
  6. Step 6: Final answer
    x = 1,912.90

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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.