Home / 9,311.25-12,852.54-5,963.09

Finding the Fourth Proportional to 9,311.25, 12,852.54 and 5,963.09

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Solution

The fourth proportional to 9,311.25, 12,852.54 and 5,963.09 is: 8,230.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.25 : 12,852.54 = 5,963.09 : x
  2. Step 2: Convert to fraction form
    9,311.25/12,852.54 = 5,963.09/x
  3. Step 3: Cross multiply
    9,311.25x = 12,852.54 × 5,963.09
  4. Step 4: Simplify right side
    9,311.25x = 76,640,788.49
  5. Step 5: Solve for x
    x = 76,640,788.49/9,311.25
  6. Step 6: Final answer
    x = 8,230.98

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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.