Home / 6,119.88-8,445.50-3,325.38

Finding the Fourth Proportional to 6,119.88, 8,445.50 and 3,325.38

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Solution

The fourth proportional to 6,119.88, 8,445.50 and 3,325.38 is: 4,589.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.88 : 8,445.50 = 3,325.38 : x
  2. Step 2: Convert to fraction form
    6,119.88/8,445.50 = 3,325.38/x
  3. Step 3: Cross multiply
    6,119.88x = 8,445.50 × 3,325.38
  4. Step 4: Simplify right side
    6,119.88x = 28,084,437.94
  5. Step 5: Solve for x
    x = 28,084,437.94/6,119.88
  6. Step 6: Final answer
    x = 4,589.05

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Double scale
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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.