Home / 6,071.12-8,378.37-3,382.58

Finding the Fourth Proportional to 6,071.12, 8,378.37 and 3,382.58

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Solution

The fourth proportional to 6,071.12, 8,378.37 and 3,382.58 is: 4,668.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,071.12 : 8,378.37 = 3,382.58 : x
  2. Step 2: Convert to fraction form
    6,071.12/8,378.37 = 3,382.58/x
  3. Step 3: Cross multiply
    6,071.12x = 8,378.37 × 3,382.58
  4. Step 4: Simplify right side
    6,071.12x = 28,340,506.79
  5. Step 5: Solve for x
    x = 28,340,506.79/6,071.12
  6. Step 6: Final answer
    x = 4,668.09

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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.