Home / 6,241.95-8,615.70-4,119.03

Finding the Fourth Proportional to 6,241.95, 8,615.70 and 4,119.03

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Solution

The fourth proportional to 6,241.95, 8,615.70 and 4,119.03 is: 5,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241.95 : 8,615.70 = 4,119.03 : x
  2. Step 2: Convert to fraction form
    6,241.95/8,615.70 = 4,119.03/x
  3. Step 3: Cross multiply
    6,241.95x = 8,615.70 × 4,119.03
  4. Step 4: Simplify right side
    6,241.95x = 35,488,326.77
  5. Step 5: Solve for x
    x = 35,488,326.77/6,241.95
  6. Step 6: Final answer
    x = 5,685.46

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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.