Home / 7,467.15-11,197.47-2,271.81

Finding the Fourth Proportional to 7,467.15, 11,197.47 and 2,271.81

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Solution

The fourth proportional to 7,467.15, 11,197.47 and 2,271.81 is: 3,406.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.15 : 11,197.47 = 2,271.81 : x
  2. Step 2: Convert to fraction form
    7,467.15/11,197.47 = 2,271.81/x
  3. Step 3: Cross multiply
    7,467.15x = 11,197.47 × 2,271.81
  4. Step 4: Simplify right side
    7,467.15x = 25,438,524.32
  5. Step 5: Solve for x
    x = 25,438,524.32/7,467.15
  6. Step 6: Final answer
    x = 3,406.72

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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.