Home / 5,519.53-8,280.01-2,009.00

Finding the Fourth Proportional to 5,519.53, 8,280.01 and 2,009.00

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Solution

The fourth proportional to 5,519.53, 8,280.01 and 2,009.00 is: 3,013.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.53 : 8,280.01 = 2,009.00 : x
  2. Step 2: Convert to fraction form
    5,519.53/8,280.01 = 2,009.00/x
  3. Step 3: Cross multiply
    5,519.53x = 8,280.01 × 2,009.00
  4. Step 4: Simplify right side
    5,519.53x = 16,634,505.43
  5. Step 5: Solve for x
    x = 16,634,505.43/5,519.53
  6. Step 6: Final answer
    x = 3,013.75

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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.