Home / 3,038.44-4,192.18-1,711.68

Finding the Fourth Proportional to 3,038.44, 4,192.18 and 1,711.68

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Solution

The fourth proportional to 3,038.44, 4,192.18 and 1,711.68 is: 2,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.44 : 4,192.18 = 1,711.68 : x
  2. Step 2: Convert to fraction form
    3,038.44/4,192.18 = 1,711.68/x
  3. Step 3: Cross multiply
    3,038.44x = 4,192.18 × 1,711.68
  4. Step 4: Simplify right side
    3,038.44x = 7,175,670.66
  5. Step 5: Solve for x
    x = 7,175,670.66/3,038.44
  6. Step 6: Final answer
    x = 2,361.63

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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.