Home / 6,441.26-8,888.77-3,788.83

Finding the Fourth Proportional to 6,441.26, 8,888.77 and 3,788.83

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Solution

The fourth proportional to 6,441.26, 8,888.77 and 3,788.83 is: 5,228.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441.26 : 8,888.77 = 3,788.83 : x
  2. Step 2: Convert to fraction form
    6,441.26/8,888.77 = 3,788.83/x
  3. Step 3: Cross multiply
    6,441.26x = 8,888.77 × 3,788.83
  4. Step 4: Simplify right side
    6,441.26x = 33,678,038.44
  5. Step 5: Solve for x
    x = 33,678,038.44/6,441.26
  6. Step 6: Final answer
    x = 5,228.49

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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.