Home / 8,708.27-13,058.42-2,784.01

Finding the Fourth Proportional to 8,708.27, 13,058.42 and 2,784.01

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Solution

The fourth proportional to 8,708.27, 13,058.42 and 2,784.01 is: 4,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.27 : 13,058.42 = 2,784.01 : x
  2. Step 2: Convert to fraction form
    8,708.27/13,058.42 = 2,784.01/x
  3. Step 3: Cross multiply
    8,708.27x = 13,058.42 × 2,784.01
  4. Step 4: Simplify right side
    8,708.27x = 36,354,771.86
  5. Step 5: Solve for x
    x = 36,354,771.86/8,708.27
  6. Step 6: Final answer
    x = 4,174.74

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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.