Home / 10,852.20-14,975.68-6,071.84

Finding the Fourth Proportional to 10,852.20, 14,975.68 and 6,071.84

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Solution

The fourth proportional to 10,852.20, 14,975.68 and 6,071.84 is: 8,378.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852.20 : 14,975.68 = 6,071.84 : x
  2. Step 2: Convert to fraction form
    10,852.20/14,975.68 = 6,071.84/x
  3. Step 3: Cross multiply
    10,852.20x = 14,975.68 × 6,071.84
  4. Step 4: Simplify right side
    10,852.20x = 90,929,932.85
  5. Step 5: Solve for x
    x = 90,929,932.85/10,852.20
  6. Step 6: Final answer
    x = 8,378.94

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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.