Home / 8,736.64-13,102.66-5,962.80

Finding the Fourth Proportional to 8,736.64, 13,102.66 and 5,962.80

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Solution

The fourth proportional to 8,736.64, 13,102.66 and 5,962.80 is: 8,942.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.64 : 13,102.66 = 5,962.80 : x
  2. Step 2: Convert to fraction form
    8,736.64/13,102.66 = 5,962.80/x
  3. Step 3: Cross multiply
    8,736.64x = 13,102.66 × 5,962.80
  4. Step 4: Simplify right side
    8,736.64x = 78,128,541.05
  5. Step 5: Solve for x
    x = 78,128,541.05/8,736.64
  6. Step 6: Final answer
    x = 8,942.63

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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.