Home / 5,910.83-8,154.65-3,392.03

Finding the Fourth Proportional to 5,910.83, 8,154.65 and 3,392.03

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Solution

The fourth proportional to 5,910.83, 8,154.65 and 3,392.03 is: 4,679.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.83 : 8,154.65 = 3,392.03 : x
  2. Step 2: Convert to fraction form
    5,910.83/8,154.65 = 3,392.03/x
  3. Step 3: Cross multiply
    5,910.83x = 8,154.65 × 3,392.03
  4. Step 4: Simplify right side
    5,910.83x = 27,660,817.44
  5. Step 5: Solve for x
    x = 27,660,817.44/5,910.83
  6. Step 6: Final answer
    x = 4,679.68

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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.