Home / 6,255.39-9,374.88-3,480.63

Finding the Fourth Proportional to 6,255.39, 9,374.88 and 3,480.63

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Solution

The fourth proportional to 6,255.39, 9,374.88 and 3,480.63 is: 5,216.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.39 : 9,374.88 = 3,480.63 : x
  2. Step 2: Convert to fraction form
    6,255.39/9,374.88 = 3,480.63/x
  3. Step 3: Cross multiply
    6,255.39x = 9,374.88 × 3,480.63
  4. Step 4: Simplify right side
    6,255.39x = 32,630,488.57
  5. Step 5: Solve for x
    x = 32,630,488.57/6,255.39
  6. Step 6: Final answer
    x = 5,216.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.