Home / 3,100.98-4,646.26-2,219.00

Finding the Fourth Proportional to 3,100.98, 4,646.26 and 2,219.00

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Solution

The fourth proportional to 3,100.98, 4,646.26 and 2,219.00 is: 3,324.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.98 : 4,646.26 = 2,219.00 : x
  2. Step 2: Convert to fraction form
    3,100.98/4,646.26 = 2,219.00/x
  3. Step 3: Cross multiply
    3,100.98x = 4,646.26 × 2,219.00
  4. Step 4: Simplify right side
    3,100.98x = 10,310,030.48
  5. Step 5: Solve for x
    x = 10,310,030.48/3,100.98
  6. Step 6: Final answer
    x = 3,324.76

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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.