Home / 5,845.55-8,768.31-2,557.76

Finding the Fourth Proportional to 5,845.55, 8,768.31 and 2,557.76

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Solution

The fourth proportional to 5,845.55, 8,768.31 and 2,557.76 is: 3,836.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.55 : 8,768.31 = 2,557.76 : x
  2. Step 2: Convert to fraction form
    5,845.55/8,768.31 = 2,557.76/x
  3. Step 3: Cross multiply
    5,845.55x = 8,768.31 × 2,557.76
  4. Step 4: Simplify right side
    5,845.55x = 22,427,188.74
  5. Step 5: Solve for x
    x = 22,427,188.74/5,845.55
  6. Step 6: Final answer
    x = 3,836.63

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1.5x scale

Why These Related Problems?

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