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Finding the Fourth Proportional to 8,025.78, 11,976.71 and 7,053.88

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Solution

The fourth proportional to 8,025.78, 11,976.71 and 7,053.88 is: 10,526.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.78 : 11,976.71 = 7,053.88 : x
  2. Step 2: Convert to fraction form
    8,025.78/11,976.71 = 7,053.88/x
  3. Step 3: Cross multiply
    8,025.78x = 11,976.71 × 7,053.88
  4. Step 4: Simplify right side
    8,025.78x = 84,482,275.13
  5. Step 5: Solve for x
    x = 84,482,275.13/8,025.78
  6. Step 6: Final answer
    x = 10,526.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.