Home / 9,771.21-14,658.03-3,530.43

Finding the Fourth Proportional to 9,771.21, 14,658.03 and 3,530.43

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Solution

The fourth proportional to 9,771.21, 14,658.03 and 3,530.43 is: 5,296.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771.21 : 14,658.03 = 3,530.43 : x
  2. Step 2: Convert to fraction form
    9,771.21/14,658.03 = 3,530.43/x
  3. Step 3: Cross multiply
    9,771.21x = 14,658.03 × 3,530.43
  4. Step 4: Simplify right side
    9,771.21x = 51,749,148.85
  5. Step 5: Solve for x
    x = 51,749,148.85/9,771.21
  6. Step 6: Final answer
    x = 5,296.08

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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.