Home / 3,328.89-4,985.56-2,630.94

Finding the Fourth Proportional to 3,328.89, 4,985.56 and 2,630.94

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Solution

The fourth proportional to 3,328.89, 4,985.56 and 2,630.94 is: 3,940.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.89 : 4,985.56 = 2,630.94 : x
  2. Step 2: Convert to fraction form
    3,328.89/4,985.56 = 2,630.94/x
  3. Step 3: Cross multiply
    3,328.89x = 4,985.56 × 2,630.94
  4. Step 4: Simplify right side
    3,328.89x = 13,116,709.23
  5. Step 5: Solve for x
    x = 13,116,709.23/3,328.89
  6. Step 6: Final answer
    x = 3,940.27

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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.