Home / 5,559.48-7,671.65-3,201.80

Finding the Fourth Proportional to 5,559.48, 7,671.65 and 3,201.80

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Solution

The fourth proportional to 5,559.48, 7,671.65 and 3,201.80 is: 4,418.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.48 : 7,671.65 = 3,201.80 : x
  2. Step 2: Convert to fraction form
    5,559.48/7,671.65 = 3,201.80/x
  3. Step 3: Cross multiply
    5,559.48x = 7,671.65 × 3,201.80
  4. Step 4: Simplify right side
    5,559.48x = 24,563,034.60
  5. Step 5: Solve for x
    x = 24,563,034.60/5,559.48
  6. Step 6: Final answer
    x = 4,418.23

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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.