Home / 5,909.91-8,155.85-3,257.49

Finding the Fourth Proportional to 5,909.91, 8,155.85 and 3,257.49

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Solution

The fourth proportional to 5,909.91, 8,155.85 and 3,257.49 is: 4,495.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.91 : 8,155.85 = 3,257.49 : x
  2. Step 2: Convert to fraction form
    5,909.91/8,155.85 = 3,257.49/x
  3. Step 3: Cross multiply
    5,909.91x = 8,155.85 × 3,257.49
  4. Step 4: Simplify right side
    5,909.91x = 26,567,599.82
  5. Step 5: Solve for x
    x = 26,567,599.82/5,909.91
  6. Step 6: Final answer
    x = 4,495.43

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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.