Home / 9,272.22-13,911.57-4,078.50

Finding the Fourth Proportional to 9,272.22, 13,911.57 and 4,078.50

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Solution

The fourth proportional to 9,272.22, 13,911.57 and 4,078.50 is: 6,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272.22 : 13,911.57 = 4,078.50 : x
  2. Step 2: Convert to fraction form
    9,272.22/13,911.57 = 4,078.50/x
  3. Step 3: Cross multiply
    9,272.22x = 13,911.57 × 4,078.50
  4. Step 4: Simplify right side
    9,272.22x = 56,738,338.25
  5. Step 5: Solve for x
    x = 56,738,338.25/9,272.22
  6. Step 6: Final answer
    x = 6,119.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.