Home / 5,909.98-8,155.75-3,257.58

Finding the Fourth Proportional to 5,909.98, 8,155.75 and 3,257.58

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Solution

The fourth proportional to 5,909.98, 8,155.75 and 3,257.58 is: 4,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.98 : 8,155.75 = 3,257.58 : x
  2. Step 2: Convert to fraction form
    5,909.98/8,155.75 = 3,257.58/x
  3. Step 3: Cross multiply
    5,909.98x = 8,155.75 × 3,257.58
  4. Step 4: Simplify right side
    5,909.98x = 26,568,008.09
  5. Step 5: Solve for x
    x = 26,568,008.09/5,909.98
  6. Step 6: Final answer
    x = 4,495.45

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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.