Home / 2,556.50-3,816.08-2,193.62

Finding the Fourth Proportional to 2,556.50, 3,816.08 and 2,193.62

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Solution

The fourth proportional to 2,556.50, 3,816.08 and 2,193.62 is: 3,274.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.50 : 3,816.08 = 2,193.62 : x
  2. Step 2: Convert to fraction form
    2,556.50/3,816.08 = 2,193.62/x
  3. Step 3: Cross multiply
    2,556.50x = 3,816.08 × 2,193.62
  4. Step 4: Simplify right side
    2,556.50x = 8,371,007.59
  5. Step 5: Solve for x
    x = 8,371,007.59/2,556.50
  6. Step 6: Final answer
    x = 3,274.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.