Home / 6,043.45-8,339.98-3,390.86

Finding the Fourth Proportional to 6,043.45, 8,339.98 and 3,390.86

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Solution

The fourth proportional to 6,043.45, 8,339.98 and 3,390.86 is: 4,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,043.45 : 8,339.98 = 3,390.86 : x
  2. Step 2: Convert to fraction form
    6,043.45/8,339.98 = 3,390.86/x
  3. Step 3: Cross multiply
    6,043.45x = 8,339.98 × 3,390.86
  4. Step 4: Simplify right side
    6,043.45x = 28,279,704.58
  5. Step 5: Solve for x
    x = 28,279,704.58/6,043.45
  6. Step 6: Final answer
    x = 4,679.40

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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.