Home / 3,448.20-5,164.02-1,885.86

Finding the Fourth Proportional to 3,448.20, 5,164.02 and 1,885.86

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Solution

The fourth proportional to 3,448.20, 5,164.02 and 1,885.86 is: 2,824.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.20 : 5,164.02 = 1,885.86 : x
  2. Step 2: Convert to fraction form
    3,448.20/5,164.02 = 1,885.86/x
  3. Step 3: Cross multiply
    3,448.20x = 5,164.02 × 1,885.86
  4. Step 4: Simplify right side
    3,448.20x = 9,738,618.76
  5. Step 5: Solve for x
    x = 9,738,618.76/3,448.20
  6. Step 6: Final answer
    x = 2,824.26

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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.