Home / 3,970.46-5,955.94-1,048.69

Finding the Fourth Proportional to 3,970.46, 5,955.94 and 1,048.69

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Solution

The fourth proportional to 3,970.46, 5,955.94 and 1,048.69 is: 1,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970.46 : 5,955.94 = 1,048.69 : x
  2. Step 2: Convert to fraction form
    3,970.46/5,955.94 = 1,048.69/x
  3. Step 3: Cross multiply
    3,970.46x = 5,955.94 × 1,048.69
  4. Step 4: Simplify right side
    3,970.46x = 6,245,921.14
  5. Step 5: Solve for x
    x = 6,245,921.14/3,970.46
  6. Step 6: Final answer
    x = 1,573.10

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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.