Home / 9,255.90-13,883.84-3,015.91

Finding the Fourth Proportional to 9,255.90, 13,883.84 and 3,015.91

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Solution

The fourth proportional to 9,255.90, 13,883.84 and 3,015.91 is: 4,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.90 : 13,883.84 = 3,015.91 : x
  2. Step 2: Convert to fraction form
    9,255.90/13,883.84 = 3,015.91/x
  3. Step 3: Cross multiply
    9,255.90x = 13,883.84 × 3,015.91
  4. Step 4: Simplify right side
    9,255.90x = 41,872,342.48
  5. Step 5: Solve for x
    x = 41,872,342.48/9,255.90
  6. Step 6: Final answer
    x = 4,523.85

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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.