Home / 8,370.90-12,556.47-2,527.77

Finding the Fourth Proportional to 8,370.90, 12,556.47 and 2,527.77

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Solution

The fourth proportional to 8,370.90, 12,556.47 and 2,527.77 is: 3,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.90 : 12,556.47 = 2,527.77 : x
  2. Step 2: Convert to fraction form
    8,370.90/12,556.47 = 2,527.77/x
  3. Step 3: Cross multiply
    8,370.90x = 12,556.47 × 2,527.77
  4. Step 4: Simplify right side
    8,370.90x = 31,739,868.17
  5. Step 5: Solve for x
    x = 31,739,868.17/8,370.90
  6. Step 6: Final answer
    x = 3,791.69

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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.