Home / 3,055.53-4,216.60-1,711.15

Finding the Fourth Proportional to 3,055.53, 4,216.60 and 1,711.15

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Solution

The fourth proportional to 3,055.53, 4,216.60 and 1,711.15 is: 2,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.53 : 4,216.60 = 1,711.15 : x
  2. Step 2: Convert to fraction form
    3,055.53/4,216.60 = 1,711.15/x
  3. Step 3: Cross multiply
    3,055.53x = 4,216.60 × 1,711.15
  4. Step 4: Simplify right side
    3,055.53x = 7,215,240.78
  5. Step 5: Solve for x
    x = 7,215,240.78/3,055.53
  6. Step 6: Final answer
    x = 2,361.37

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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.