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Finding the Fourth Proportional to 8,576.01, 12,853.76 and 4,418.01

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Solution

The fourth proportional to 8,576.01, 12,853.76 and 4,418.01 is: 6,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576.01 : 12,853.76 = 4,418.01 : x
  2. Step 2: Convert to fraction form
    8,576.01/12,853.76 = 4,418.01/x
  3. Step 3: Cross multiply
    8,576.01x = 12,853.76 × 4,418.01
  4. Step 4: Simplify right side
    8,576.01x = 56,788,018.13
  5. Step 5: Solve for x
    x = 56,788,018.13/8,576.01
  6. Step 6: Final answer
    x = 6,621.73

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1.5x scale

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.