Home / 3,104.60-4,662.30-1,646.60

Finding the Fourth Proportional to 3,104.60, 4,662.30 and 1,646.60

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Solution

The fourth proportional to 3,104.60, 4,662.30 and 1,646.60 is: 2,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.60 : 4,662.30 = 1,646.60 : x
  2. Step 2: Convert to fraction form
    3,104.60/4,662.30 = 1,646.60/x
  3. Step 3: Cross multiply
    3,104.60x = 4,662.30 × 1,646.60
  4. Step 4: Simplify right side
    3,104.60x = 7,676,943.18
  5. Step 5: Solve for x
    x = 7,676,943.18/3,104.60
  6. Step 6: Final answer
    x = 2,472.76

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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.