Home / 7,472.00-11,209.37-3,089.79

Finding the Fourth Proportional to 7,472.00, 11,209.37 and 3,089.79

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Solution

The fourth proportional to 7,472.00, 11,209.37 and 3,089.79 is: 4,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.00 : 11,209.37 = 3,089.79 : x
  2. Step 2: Convert to fraction form
    7,472.00/11,209.37 = 3,089.79/x
  3. Step 3: Cross multiply
    7,472.00x = 11,209.37 × 3,089.79
  4. Step 4: Simplify right side
    7,472.00x = 34,634,583.88
  5. Step 5: Solve for x
    x = 34,634,583.88/7,472.00
  6. Step 6: Final answer
    x = 4,635.25

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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.