Home / 7,814.29-10,783.31-4,276.82

Finding the Fourth Proportional to 7,814.29, 10,783.31 and 4,276.82

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Solution

The fourth proportional to 7,814.29, 10,783.31 and 4,276.82 is: 5,901.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814.29 : 10,783.31 = 4,276.82 : x
  2. Step 2: Convert to fraction form
    7,814.29/10,783.31 = 4,276.82/x
  3. Step 3: Cross multiply
    7,814.29x = 10,783.31 × 4,276.82
  4. Step 4: Simplify right side
    7,814.29x = 46,118,275.87
  5. Step 5: Solve for x
    x = 46,118,275.87/7,814.29
  6. Step 6: Final answer
    x = 5,901.79

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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.