Home / 5,133.72-7,084.56-2,895.52

Finding the Fourth Proportional to 5,133.72, 7,084.56 and 2,895.52

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Solution

The fourth proportional to 5,133.72, 7,084.56 and 2,895.52 is: 3,995.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.72 : 7,084.56 = 2,895.52 : x
  2. Step 2: Convert to fraction form
    5,133.72/7,084.56 = 2,895.52/x
  3. Step 3: Cross multiply
    5,133.72x = 7,084.56 × 2,895.52
  4. Step 4: Simplify right side
    5,133.72x = 20,513,485.17
  5. Step 5: Solve for x
    x = 20,513,485.17/5,133.72
  6. Step 6: Final answer
    x = 3,995.83

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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.