Home / 4,864.90-7,297.46-1,578

Finding the Fourth Proportional to 4,864.90, 7,297.46 and 1,578

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Solution

The fourth proportional to 4,864.90, 7,297.46 and 1,578 is: 2,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.90 : 7,297.46 = 1,578 : x
  2. Step 2: Convert to fraction form
    4,864.90/7,297.46 = 1,578/x
  3. Step 3: Cross multiply
    4,864.90x = 7,297.46 × 1,578
  4. Step 4: Simplify right side
    4,864.90x = 11,515,391.88
  5. Step 5: Solve for x
    x = 11,515,391.88/4,864.90
  6. Step 6: Final answer
    x = 2,367.04

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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.