Home / 4,698.42-7,048.08-1,578.45

Finding the Fourth Proportional to 4,698.42, 7,048.08 and 1,578.45

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Solution

The fourth proportional to 4,698.42, 7,048.08 and 1,578.45 is: 2,367.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.42 : 7,048.08 = 1,578.45 : x
  2. Step 2: Convert to fraction form
    4,698.42/7,048.08 = 1,578.45/x
  3. Step 3: Cross multiply
    4,698.42x = 7,048.08 × 1,578.45
  4. Step 4: Simplify right side
    4,698.42x = 11,125,028.66
  5. Step 5: Solve for x
    x = 11,125,028.66/4,698.42
  6. Step 6: Final answer
    x = 2,367.83

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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.