Home / 8,951.85-13,416.71-3,101.63

Finding the Fourth Proportional to 8,951.85, 13,416.71 and 3,101.63

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Solution

The fourth proportional to 8,951.85, 13,416.71 and 3,101.63 is: 4,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951.85 : 13,416.71 = 3,101.63 : x
  2. Step 2: Convert to fraction form
    8,951.85/13,416.71 = 3,101.63/x
  3. Step 3: Cross multiply
    8,951.85x = 13,416.71 × 3,101.63
  4. Step 4: Simplify right side
    8,951.85x = 41,613,587.65
  5. Step 5: Solve for x
    x = 41,613,587.65/8,951.85
  6. Step 6: Final answer
    x = 4,648.60

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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.