Home / 3,260.60-4,884.76-1,616.25

Finding the Fourth Proportional to 3,260.60, 4,884.76 and 1,616.25

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Solution

The fourth proportional to 3,260.60, 4,884.76 and 1,616.25 is: 2,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.60 : 4,884.76 = 1,616.25 : x
  2. Step 2: Convert to fraction form
    3,260.60/4,884.76 = 1,616.25/x
  3. Step 3: Cross multiply
    3,260.60x = 4,884.76 × 1,616.25
  4. Step 4: Simplify right side
    3,260.60x = 7,895,004.60
  5. Step 5: Solve for x
    x = 7,895,004.60/3,260.60
  6. Step 6: Final answer
    x = 2,421.33

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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.