Home / 7,421.00-11,133.83-4,462.68

Finding the Fourth Proportional to 7,421.00, 11,133.83 and 4,462.68

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Solution

The fourth proportional to 7,421.00, 11,133.83 and 4,462.68 is: 6,695.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421.00 : 11,133.83 = 4,462.68 : x
  2. Step 2: Convert to fraction form
    7,421.00/11,133.83 = 4,462.68/x
  3. Step 3: Cross multiply
    7,421.00x = 11,133.83 × 4,462.68
  4. Step 4: Simplify right side
    7,421.00x = 49,686,698.15
  5. Step 5: Solve for x
    x = 49,686,698.15/7,421.00
  6. Step 6: Final answer
    x = 6,695.42

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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.