Home / 3,456.20-5,176.02-1,893.86

Finding the Fourth Proportional to 3,456.20, 5,176.02 and 1,893.86

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Solution

The fourth proportional to 3,456.20, 5,176.02 and 1,893.86 is: 2,836.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.20 : 5,176.02 = 1,893.86 : x
  2. Step 2: Convert to fraction form
    3,456.20/5,176.02 = 1,893.86/x
  3. Step 3: Cross multiply
    3,456.20x = 5,176.02 × 1,893.86
  4. Step 4: Simplify right side
    3,456.20x = 9,802,657.24
  5. Step 5: Solve for x
    x = 9,802,657.24/3,456.20
  6. Step 6: Final answer
    x = 2,836.25

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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.