Home / 4,775.95-7,154.81-2,796.72

Finding the Fourth Proportional to 4,775.95, 7,154.81 and 2,796.72

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Solution

The fourth proportional to 4,775.95, 7,154.81 and 2,796.72 is: 4,189.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.95 : 7,154.81 = 2,796.72 : x
  2. Step 2: Convert to fraction form
    4,775.95/7,154.81 = 2,796.72/x
  3. Step 3: Cross multiply
    4,775.95x = 7,154.81 × 2,796.72
  4. Step 4: Simplify right side
    4,775.95x = 20,010,000.22
  5. Step 5: Solve for x
    x = 20,010,000.22/4,775.95
  6. Step 6: Final answer
    x = 4,189.74

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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.