Home / 4,172.30-6,256.19-1,829.56

Finding the Fourth Proportional to 4,172.30, 6,256.19 and 1,829.56

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Solution

The fourth proportional to 4,172.30, 6,256.19 and 1,829.56 is: 2,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.30 : 6,256.19 = 1,829.56 : x
  2. Step 2: Convert to fraction form
    4,172.30/6,256.19 = 1,829.56/x
  3. Step 3: Cross multiply
    4,172.30x = 6,256.19 × 1,829.56
  4. Step 4: Simplify right side
    4,172.30x = 11,446,082.94
  5. Step 5: Solve for x
    x = 11,446,082.94/4,172.30
  6. Step 6: Final answer
    x = 2,743.35

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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.