Home / 8,464.16-12,698.27-3,531.06

Finding the Fourth Proportional to 8,464.16, 12,698.27 and 3,531.06

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Solution

The fourth proportional to 8,464.16, 12,698.27 and 3,531.06 is: 5,297.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.16 : 12,698.27 = 3,531.06 : x
  2. Step 2: Convert to fraction form
    8,464.16/12,698.27 = 3,531.06/x
  3. Step 3: Cross multiply
    8,464.16x = 12,698.27 × 3,531.06
  4. Step 4: Simplify right side
    8,464.16x = 44,838,348.85
  5. Step 5: Solve for x
    x = 44,838,348.85/8,464.16
  6. Step 6: Final answer
    x = 5,297.43

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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.