Home / 4,267.55-5,887.15-3,321.68

Finding the Fourth Proportional to 4,267.55, 5,887.15 and 3,321.68

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Solution

The fourth proportional to 4,267.55, 5,887.15 and 3,321.68 is: 4,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.55 : 5,887.15 = 3,321.68 : x
  2. Step 2: Convert to fraction form
    4,267.55/5,887.15 = 3,321.68/x
  3. Step 3: Cross multiply
    4,267.55x = 5,887.15 × 3,321.68
  4. Step 4: Simplify right side
    4,267.55x = 19,555,190.67
  5. Step 5: Solve for x
    x = 19,555,190.67/4,267.55
  6. Step 6: Final answer
    x = 4,582.30

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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.