Home / 3,096.19-4,272.68-1,751.78

Finding the Fourth Proportional to 3,096.19, 4,272.68 and 1,751.78

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Solution

The fourth proportional to 3,096.19, 4,272.68 and 1,751.78 is: 2,417.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.19 : 4,272.68 = 1,751.78 : x
  2. Step 2: Convert to fraction form
    3,096.19/4,272.68 = 1,751.78/x
  3. Step 3: Cross multiply
    3,096.19x = 4,272.68 × 1,751.78
  4. Step 4: Simplify right side
    3,096.19x = 7,484,810.43
  5. Step 5: Solve for x
    x = 7,484,810.43/3,096.19
  6. Step 6: Final answer
    x = 2,417.43

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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.