Home / 3,101.52-4,280.36-1,704.56

Finding the Fourth Proportional to 3,101.52, 4,280.36 and 1,704.56

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Solution

The fourth proportional to 3,101.52, 4,280.36 and 1,704.56 is: 2,352.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.52 : 4,280.36 = 1,704.56 : x
  2. Step 2: Convert to fraction form
    3,101.52/4,280.36 = 1,704.56/x
  3. Step 3: Cross multiply
    3,101.52x = 4,280.36 × 1,704.56
  4. Step 4: Simplify right side
    3,101.52x = 7,296,130.44
  5. Step 5: Solve for x
    x = 7,296,130.44/3,101.52
  6. Step 6: Final answer
    x = 2,352.44

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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.