Home / 5,548.32-8,315.50-2,775.76

Finding the Fourth Proportional to 5,548.32, 8,315.50 and 2,775.76

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Solution

The fourth proportional to 5,548.32, 8,315.50 and 2,775.76 is: 4,160.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.32 : 8,315.50 = 2,775.76 : x
  2. Step 2: Convert to fraction form
    5,548.32/8,315.50 = 2,775.76/x
  3. Step 3: Cross multiply
    5,548.32x = 8,315.50 × 2,775.76
  4. Step 4: Simplify right side
    5,548.32x = 23,081,832.28
  5. Step 5: Solve for x
    x = 23,081,832.28/5,548.32
  6. Step 6: Final answer
    x = 4,160.15

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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.