Home / 10,758.28-14,838.20-7,783.96

Finding the Fourth Proportional to 10,758.28, 14,838.20 and 7,783.96

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Solution

The fourth proportional to 10,758.28, 14,838.20 and 7,783.96 is: 10,735.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758.28 : 14,838.20 = 7,783.96 : x
  2. Step 2: Convert to fraction form
    10,758.28/14,838.20 = 7,783.96/x
  3. Step 3: Cross multiply
    10,758.28x = 14,838.20 × 7,783.96
  4. Step 4: Simplify right side
    10,758.28x = 115,499,955.27
  5. Step 5: Solve for x
    x = 115,499,955.27/10,758.28
  6. Step 6: Final answer
    x = 10,735.91

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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.