Home / 3,432.26-5,146.23-1,240.58

Finding the Fourth Proportional to 3,432.26, 5,146.23 and 1,240.58

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Solution

The fourth proportional to 3,432.26, 5,146.23 and 1,240.58 is: 1,860.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.26 : 5,146.23 = 1,240.58 : x
  2. Step 2: Convert to fraction form
    3,432.26/5,146.23 = 1,240.58/x
  3. Step 3: Cross multiply
    3,432.26x = 5,146.23 × 1,240.58
  4. Step 4: Simplify right side
    3,432.26x = 6,384,310.01
  5. Step 5: Solve for x
    x = 6,384,310.01/3,432.26
  6. Step 6: Final answer
    x = 1,860.09

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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.