Home / 11,742.30-16,206.15-6,707.58

Finding the Fourth Proportional to 11,742.30, 16,206.15 and 6,707.58

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Solution

The fourth proportional to 11,742.30, 16,206.15 and 6,707.58 is: 9,257.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.30 : 16,206.15 = 6,707.58 : x
  2. Step 2: Convert to fraction form
    11,742.30/16,206.15 = 6,707.58/x
  3. Step 3: Cross multiply
    11,742.30x = 16,206.15 × 6,707.58
  4. Step 4: Simplify right side
    11,742.30x = 108,704,047.62
  5. Step 5: Solve for x
    x = 108,704,047.62/11,742.30
  6. Step 6: Final answer
    x = 9,257.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.