Home / 5,507.52-8,262.48-2,220.60

Finding the Fourth Proportional to 5,507.52, 8,262.48 and 2,220.60

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Solution

The fourth proportional to 5,507.52, 8,262.48 and 2,220.60 is: 3,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.52 : 8,262.48 = 2,220.60 : x
  2. Step 2: Convert to fraction form
    5,507.52/8,262.48 = 2,220.60/x
  3. Step 3: Cross multiply
    5,507.52x = 8,262.48 × 2,220.60
  4. Step 4: Simplify right side
    5,507.52x = 18,347,663.09
  5. Step 5: Solve for x
    x = 18,347,663.09/5,507.52
  6. Step 6: Final answer
    x = 3,331.38

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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.