Home / 7,116-10,675.22-2,673.28

Finding the Fourth Proportional to 7,116, 10,675.22 and 2,673.28

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Solution

The fourth proportional to 7,116, 10,675.22 and 2,673.28 is: 4,010.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116 : 10,675.22 = 2,673.28 : x
  2. Step 2: Convert to fraction form
    7,116/10,675.22 = 2,673.28/x
  3. Step 3: Cross multiply
    7,116x = 10,675.22 × 2,673.28
  4. Step 4: Simplify right side
    7,116x = 28,537,852.12
  5. Step 5: Solve for x
    x = 28,537,852.12/7,116
  6. Step 6: Final answer
    x = 4,010.38

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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.