Home / 8,025.21-11,074.86-4,488.75

Finding the Fourth Proportional to 8,025.21, 11,074.86 and 4,488.75

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Solution

The fourth proportional to 8,025.21, 11,074.86 and 4,488.75 is: 6,194.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.21 : 11,074.86 = 4,488.75 : x
  2. Step 2: Convert to fraction form
    8,025.21/11,074.86 = 4,488.75/x
  3. Step 3: Cross multiply
    8,025.21x = 11,074.86 × 4,488.75
  4. Step 4: Simplify right side
    8,025.21x = 49,712,277.83
  5. Step 5: Solve for x
    x = 49,712,277.83/8,025.21
  6. Step 6: Final answer
    x = 6,194.51

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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.