Home / 8,175.45-11,281.96-4,590.49

Finding the Fourth Proportional to 8,175.45, 11,281.96 and 4,590.49

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Solution

The fourth proportional to 8,175.45, 11,281.96 and 4,590.49 is: 6,334.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.45 : 11,281.96 = 4,590.49 : x
  2. Step 2: Convert to fraction form
    8,175.45/11,281.96 = 4,590.49/x
  3. Step 3: Cross multiply
    8,175.45x = 11,281.96 × 4,590.49
  4. Step 4: Simplify right side
    8,175.45x = 51,789,724.56
  5. Step 5: Solve for x
    x = 51,789,724.56/8,175.45
  6. Step 6: Final answer
    x = 6,334.79

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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.