Home / 4,901.60-7,355.30-1,940.34

Finding the Fourth Proportional to 4,901.60, 7,355.30 and 1,940.34

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Solution

The fourth proportional to 4,901.60, 7,355.30 and 1,940.34 is: 2,911.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.60 : 7,355.30 = 1,940.34 : x
  2. Step 2: Convert to fraction form
    4,901.60/7,355.30 = 1,940.34/x
  3. Step 3: Cross multiply
    4,901.60x = 7,355.30 × 1,940.34
  4. Step 4: Simplify right side
    4,901.60x = 14,271,782.80
  5. Step 5: Solve for x
    x = 14,271,782.80/4,901.60
  6. Step 6: Final answer
    x = 2,911.66

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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.