Home / 4,111.76-5,672.49-2,519.03

Finding the Fourth Proportional to 4,111.76, 5,672.49 and 2,519.03

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Solution

The fourth proportional to 4,111.76, 5,672.49 and 2,519.03 is: 3,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.76 : 5,672.49 = 2,519.03 : x
  2. Step 2: Convert to fraction form
    4,111.76/5,672.49 = 2,519.03/x
  3. Step 3: Cross multiply
    4,111.76x = 5,672.49 × 2,519.03
  4. Step 4: Simplify right side
    4,111.76x = 14,289,172.48
  5. Step 5: Solve for x
    x = 14,289,172.48/4,111.76
  6. Step 6: Final answer
    x = 3,475.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.