Home / 8,634.34-12,953.91-3,088.27

Finding the Fourth Proportional to 8,634.34, 12,953.91 and 3,088.27

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Solution

The fourth proportional to 8,634.34, 12,953.91 and 3,088.27 is: 4,633.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.34 : 12,953.91 = 3,088.27 : x
  2. Step 2: Convert to fraction form
    8,634.34/12,953.91 = 3,088.27/x
  3. Step 3: Cross multiply
    8,634.34x = 12,953.91 × 3,088.27
  4. Step 4: Simplify right side
    8,634.34x = 40,005,171.64
  5. Step 5: Solve for x
    x = 40,005,171.64/8,634.34
  6. Step 6: Final answer
    x = 4,633.26

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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.