Home / 6,102.81-8,422.29-3,449.25

Finding the Fourth Proportional to 6,102.81, 8,422.29 and 3,449.25

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Solution

The fourth proportional to 6,102.81, 8,422.29 and 3,449.25 is: 4,760.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,102.81 : 8,422.29 = 3,449.25 : x
  2. Step 2: Convert to fraction form
    6,102.81/8,422.29 = 3,449.25/x
  3. Step 3: Cross multiply
    6,102.81x = 8,422.29 × 3,449.25
  4. Step 4: Simplify right side
    6,102.81x = 29,050,583.78
  5. Step 5: Solve for x
    x = 29,050,583.78/6,102.81
  6. Step 6: Final answer
    x = 4,760.20

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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.