Home / 4,910.48-7,366.20-1,622.80

Finding the Fourth Proportional to 4,910.48, 7,366.20 and 1,622.80

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Solution

The fourth proportional to 4,910.48, 7,366.20 and 1,622.80 is: 2,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.48 : 7,366.20 = 1,622.80 : x
  2. Step 2: Convert to fraction form
    4,910.48/7,366.20 = 1,622.80/x
  3. Step 3: Cross multiply
    4,910.48x = 7,366.20 × 1,622.80
  4. Step 4: Simplify right side
    4,910.48x = 11,953,869.36
  5. Step 5: Solve for x
    x = 11,953,869.36/4,910.48
  6. Step 6: Final answer
    x = 2,434.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.