Home / 4,577.76-6,315.18-2,688.73

Finding the Fourth Proportional to 4,577.76, 6,315.18 and 2,688.73

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Solution

The fourth proportional to 4,577.76, 6,315.18 and 2,688.73 is: 3,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.76 : 6,315.18 = 2,688.73 : x
  2. Step 2: Convert to fraction form
    4,577.76/6,315.18 = 2,688.73/x
  3. Step 3: Cross multiply
    4,577.76x = 6,315.18 × 2,688.73
  4. Step 4: Simplify right side
    4,577.76x = 16,979,813.92
  5. Step 5: Solve for x
    x = 16,979,813.92/4,577.76
  6. Step 6: Final answer
    x = 3,709.20

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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.