Home / 6,117.40-8,441.94-3,322.90

Finding the Fourth Proportional to 6,117.40, 8,441.94 and 3,322.90

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Solution

The fourth proportional to 6,117.40, 8,441.94 and 3,322.90 is: 4,585.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.40 : 8,441.94 = 3,322.90 : x
  2. Step 2: Convert to fraction form
    6,117.40/8,441.94 = 3,322.90/x
  3. Step 3: Cross multiply
    6,117.40x = 8,441.94 × 3,322.90
  4. Step 4: Simplify right side
    6,117.40x = 28,051,722.43
  5. Step 5: Solve for x
    x = 28,051,722.43/6,117.40
  6. Step 6: Final answer
    x = 4,585.56

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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.