Home / 8,371.21-12,556.45-2,527.64

Finding the Fourth Proportional to 8,371.21, 12,556.45 and 2,527.64

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Solution

The fourth proportional to 8,371.21, 12,556.45 and 2,527.64 is: 3,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.21 : 12,556.45 = 2,527.64 : x
  2. Step 2: Convert to fraction form
    8,371.21/12,556.45 = 2,527.64/x
  3. Step 3: Cross multiply
    8,371.21x = 12,556.45 × 2,527.64
  4. Step 4: Simplify right side
    8,371.21x = 31,738,210.35
  5. Step 5: Solve for x
    x = 31,738,210.35/8,371.21
  6. Step 6: Final answer
    x = 3,791.35

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1.5x scale

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.