Home / 5,909.88-8,155.83-3,257.39

Finding the Fourth Proportional to 5,909.88, 8,155.83 and 3,257.39

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Solution

The fourth proportional to 5,909.88, 8,155.83 and 3,257.39 is: 4,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.88 : 8,155.83 = 3,257.39 : x
  2. Step 2: Convert to fraction form
    5,909.88/8,155.83 = 3,257.39/x
  3. Step 3: Cross multiply
    5,909.88x = 8,155.83 × 3,257.39
  4. Step 4: Simplify right side
    5,909.88x = 26,566,678.30
  5. Step 5: Solve for x
    x = 26,566,678.30/5,909.88
  6. Step 6: Final answer
    x = 4,495.30

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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.