Home / 6,135.96-8,466.49-3,618.87

Finding the Fourth Proportional to 6,135.96, 8,466.49 and 3,618.87

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Solution

The fourth proportional to 6,135.96, 8,466.49 and 3,618.87 is: 4,993.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.96 : 8,466.49 = 3,618.87 : x
  2. Step 2: Convert to fraction form
    6,135.96/8,466.49 = 3,618.87/x
  3. Step 3: Cross multiply
    6,135.96x = 8,466.49 × 3,618.87
  4. Step 4: Simplify right side
    6,135.96x = 30,639,126.67
  5. Step 5: Solve for x
    x = 30,639,126.67/6,135.96
  6. Step 6: Final answer
    x = 4,993.37

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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.