Home / 8,961.13-12,366.67-4,928.26

Finding the Fourth Proportional to 8,961.13, 12,366.67 and 4,928.26

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Solution

The fourth proportional to 8,961.13, 12,366.67 and 4,928.26 is: 6,801.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961.13 : 12,366.67 = 4,928.26 : x
  2. Step 2: Convert to fraction form
    8,961.13/12,366.67 = 4,928.26/x
  3. Step 3: Cross multiply
    8,961.13x = 12,366.67 × 4,928.26
  4. Step 4: Simplify right side
    8,961.13x = 60,946,078.62
  5. Step 5: Solve for x
    x = 60,946,078.62/8,961.13
  6. Step 6: Final answer
    x = 6,801.16

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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.