Home / 10,188.24-14,059.60-5,712.16

Finding the Fourth Proportional to 10,188.24, 14,059.60 and 5,712.16

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Solution

The fourth proportional to 10,188.24, 14,059.60 and 5,712.16 is: 7,882.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188.24 : 14,059.60 = 5,712.16 : x
  2. Step 2: Convert to fraction form
    10,188.24/14,059.60 = 5,712.16/x
  3. Step 3: Cross multiply
    10,188.24x = 14,059.60 × 5,712.16
  4. Step 4: Simplify right side
    10,188.24x = 80,310,684.74
  5. Step 5: Solve for x
    x = 80,310,684.74/10,188.24
  6. Step 6: Final answer
    x = 7,882.68

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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.