Home / 3,239.87-4,860.74-1,048.55

Finding the Fourth Proportional to 3,239.87, 4,860.74 and 1,048.55

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Solution

The fourth proportional to 3,239.87, 4,860.74 and 1,048.55 is: 1,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.87 : 4,860.74 = 1,048.55 : x
  2. Step 2: Convert to fraction form
    3,239.87/4,860.74 = 1,048.55/x
  3. Step 3: Cross multiply
    3,239.87x = 4,860.74 × 1,048.55
  4. Step 4: Simplify right side
    3,239.87x = 5,096,707.24
  5. Step 5: Solve for x
    x = 5,096,707.24/3,239.87
  6. Step 6: Final answer
    x = 1,573.12

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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.