Home / 6,102.14-8,419.34-3,740.18

Finding the Fourth Proportional to 6,102.14, 8,419.34 and 3,740.18

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Solution

The fourth proportional to 6,102.14, 8,419.34 and 3,740.18 is: 5,160.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,102.14 : 8,419.34 = 3,740.18 : x
  2. Step 2: Convert to fraction form
    6,102.14/8,419.34 = 3,740.18/x
  3. Step 3: Cross multiply
    6,102.14x = 8,419.34 × 3,740.18
  4. Step 4: Simplify right side
    6,102.14x = 31,489,814.33
  5. Step 5: Solve for x
    x = 31,489,814.33/6,102.14
  6. Step 6: Final answer
    x = 5,160.46

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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.