Home / 4,860.64-7,290.72-1,350.62

Finding the Fourth Proportional to 4,860.64, 7,290.72 and 1,350.62

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Solution

The fourth proportional to 4,860.64, 7,290.72 and 1,350.62 is: 2,025.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.64 : 7,290.72 = 1,350.62 : x
  2. Step 2: Convert to fraction form
    4,860.64/7,290.72 = 1,350.62/x
  3. Step 3: Cross multiply
    4,860.64x = 7,290.72 × 1,350.62
  4. Step 4: Simplify right side
    4,860.64x = 9,846,987.18
  5. Step 5: Solve for x
    x = 9,846,987.18/4,860.64
  6. Step 6: Final answer
    x = 2,025.86

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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.