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Finding the Fourth Proportional to 8,576.58, 11,825.07 and 6,898.06

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Solution

The fourth proportional to 8,576.58, 11,825.07 and 6,898.06 is: 9,510.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576.58 : 11,825.07 = 6,898.06 : x
  2. Step 2: Convert to fraction form
    8,576.58/11,825.07 = 6,898.06/x
  3. Step 3: Cross multiply
    8,576.58x = 11,825.07 × 6,898.06
  4. Step 4: Simplify right side
    8,576.58x = 81,569,983.24
  5. Step 5: Solve for x
    x = 81,569,983.24/8,576.58
  6. Step 6: Final answer
    x = 9,510.78

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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.