Home / 7,056-10,583.66-1,791.16

Finding the Fourth Proportional to 7,056, 10,583.66 and 1,791.16

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Solution

The fourth proportional to 7,056, 10,583.66 and 1,791.16 is: 2,686.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056 : 10,583.66 = 1,791.16 : x
  2. Step 2: Convert to fraction form
    7,056/10,583.66 = 1,791.16/x
  3. Step 3: Cross multiply
    7,056x = 10,583.66 × 1,791.16
  4. Step 4: Simplify right side
    7,056x = 18,957,006.46
  5. Step 5: Solve for x
    x = 18,957,006.46/7,056
  6. Step 6: Final answer
    x = 2,686.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.