Home / 11,742.86-17,594.48-5,811.84

Finding the Fourth Proportional to 11,742.86, 17,594.48 and 5,811.84

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Solution

The fourth proportional to 11,742.86, 17,594.48 and 5,811.84 is: 8,707.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.86 : 17,594.48 = 5,811.84 : x
  2. Step 2: Convert to fraction form
    11,742.86/17,594.48 = 5,811.84/x
  3. Step 3: Cross multiply
    11,742.86x = 17,594.48 × 5,811.84
  4. Step 4: Simplify right side
    11,742.86x = 102,256,317.17
  5. Step 5: Solve for x
    x = 102,256,317.17/11,742.86
  6. Step 6: Final answer
    x = 8,707.95

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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.