Home / 4,855.16-7,276.63-2,078.55

Finding the Fourth Proportional to 4,855.16, 7,276.63 and 2,078.55

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Solution

The fourth proportional to 4,855.16, 7,276.63 and 2,078.55 is: 3,115.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.16 : 7,276.63 = 2,078.55 : x
  2. Step 2: Convert to fraction form
    4,855.16/7,276.63 = 2,078.55/x
  3. Step 3: Cross multiply
    4,855.16x = 7,276.63 × 2,078.55
  4. Step 4: Simplify right side
    4,855.16x = 15,124,839.29
  5. Step 5: Solve for x
    x = 15,124,839.29/4,855.16
  6. Step 6: Final answer
    x = 3,115.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.