Home / 2,756.55-3,803.83-1,577.59

Finding the Fourth Proportional to 2,756.55, 3,803.83 and 1,577.59

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Solution

The fourth proportional to 2,756.55, 3,803.83 and 1,577.59 is: 2,176.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.55 : 3,803.83 = 1,577.59 : x
  2. Step 2: Convert to fraction form
    2,756.55/3,803.83 = 1,577.59/x
  3. Step 3: Cross multiply
    2,756.55x = 3,803.83 × 1,577.59
  4. Step 4: Simplify right side
    2,756.55x = 6,000,884.17
  5. Step 5: Solve for x
    x = 6,000,884.17/2,756.55
  6. Step 6: Final answer
    x = 2,176.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.