Home / 8,910.44-13,367.91-2,670.45

Finding the Fourth Proportional to 8,910.44, 13,367.91 and 2,670.45

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Solution

The fourth proportional to 8,910.44, 13,367.91 and 2,670.45 is: 4,006.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.44 : 13,367.91 = 2,670.45 : x
  2. Step 2: Convert to fraction form
    8,910.44/13,367.91 = 2,670.45/x
  3. Step 3: Cross multiply
    8,910.44x = 13,367.91 × 2,670.45
  4. Step 4: Simplify right side
    8,910.44x = 35,698,335.26
  5. Step 5: Solve for x
    x = 35,698,335.26/8,910.44
  6. Step 6: Final answer
    x = 4,006.35

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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.