Home / 7,026.56-10,536.16-3,512.80

Finding the Fourth Proportional to 7,026.56, 10,536.16 and 3,512.80

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Solution

The fourth proportional to 7,026.56, 10,536.16 and 3,512.80 is: 5,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.56 : 10,536.16 = 3,512.80 : x
  2. Step 2: Convert to fraction form
    7,026.56/10,536.16 = 3,512.80/x
  3. Step 3: Cross multiply
    7,026.56x = 10,536.16 × 3,512.80
  4. Step 4: Simplify right side
    7,026.56x = 37,011,422.85
  5. Step 5: Solve for x
    x = 37,011,422.85/7,026.56
  6. Step 6: Final answer
    x = 5,267.36

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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.