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Finding the Fourth Proportional to 8,026.88, 11,052.48 and 7,026.56

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Solution

The fourth proportional to 8,026.88, 11,052.48 and 7,026.56 is: 9,675.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026.88 : 11,052.48 = 7,026.56 : x
  2. Step 2: Convert to fraction form
    8,026.88/11,052.48 = 7,026.56/x
  3. Step 3: Cross multiply
    8,026.88x = 11,052.48 × 7,026.56
  4. Step 4: Simplify right side
    8,026.88x = 77,660,913.87
  5. Step 5: Solve for x
    x = 77,660,913.87/8,026.88
  6. Step 6: Final answer
    x = 9,675.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.