Home / 4,131.56-6,197.61-1,357.49

Finding the Fourth Proportional to 4,131.56, 6,197.61 and 1,357.49

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Solution

The fourth proportional to 4,131.56, 6,197.61 and 1,357.49 is: 2,036.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.56 : 6,197.61 = 1,357.49 : x
  2. Step 2: Convert to fraction form
    4,131.56/6,197.61 = 1,357.49/x
  3. Step 3: Cross multiply
    4,131.56x = 6,197.61 × 1,357.49
  4. Step 4: Simplify right side
    4,131.56x = 8,413,193.60
  5. Step 5: Solve for x
    x = 8,413,193.60/4,131.56
  6. Step 6: Final answer
    x = 2,036.32

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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.