Home / 10,187.83-14,056.05-5,710.96

Finding the Fourth Proportional to 10,187.83, 14,056.05 and 5,710.96

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Solution

The fourth proportional to 10,187.83, 14,056.05 and 5,710.96 is: 7,879.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,187.83 : 14,056.05 = 5,710.96 : x
  2. Step 2: Convert to fraction form
    10,187.83/14,056.05 = 5,710.96/x
  3. Step 3: Cross multiply
    10,187.83x = 14,056.05 × 5,710.96
  4. Step 4: Simplify right side
    10,187.83x = 80,273,539.31
  5. Step 5: Solve for x
    x = 80,273,539.31/10,187.83
  6. Step 6: Final answer
    x = 7,879.36

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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.