Home / 5,539.41-8,311.55-2,616.93

Finding the Fourth Proportional to 5,539.41, 8,311.55 and 2,616.93

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Solution

The fourth proportional to 5,539.41, 8,311.55 and 2,616.93 is: 3,926.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.41 : 8,311.55 = 2,616.93 : x
  2. Step 2: Convert to fraction form
    5,539.41/8,311.55 = 2,616.93/x
  3. Step 3: Cross multiply
    5,539.41x = 8,311.55 × 2,616.93
  4. Step 4: Simplify right side
    5,539.41x = 21,750,731.46
  5. Step 5: Solve for x
    x = 21,750,731.46/5,539.41
  6. Step 6: Final answer
    x = 3,926.54

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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.