Home / 6,102.67-8,419.02-3,580.33

Finding the Fourth Proportional to 6,102.67, 8,419.02 and 3,580.33

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Solution

The fourth proportional to 6,102.67, 8,419.02 and 3,580.33 is: 4,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,102.67 : 8,419.02 = 3,580.33 : x
  2. Step 2: Convert to fraction form
    6,102.67/8,419.02 = 3,580.33/x
  3. Step 3: Cross multiply
    6,102.67x = 8,419.02 × 3,580.33
  4. Step 4: Simplify right side
    6,102.67x = 30,142,869.88
  5. Step 5: Solve for x
    x = 30,142,869.88/6,102.67
  6. Step 6: Final answer
    x = 4,939.29

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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.