Home / 5,499.15-8,243.93-4,915.95

Finding the Fourth Proportional to 5,499.15, 8,243.93 and 4,915.95

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Solution

The fourth proportional to 5,499.15, 8,243.93 and 4,915.95 is: 7,369.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.15 : 8,243.93 = 4,915.95 : x
  2. Step 2: Convert to fraction form
    5,499.15/8,243.93 = 4,915.95/x
  3. Step 3: Cross multiply
    5,499.15x = 8,243.93 × 4,915.95
  4. Step 4: Simplify right side
    5,499.15x = 40,526,723.10
  5. Step 5: Solve for x
    x = 40,526,723.10/5,499.15
  6. Step 6: Final answer
    x = 7,369.63

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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.