Home / 8,736.06-13,099.73-4,355.94

Finding the Fourth Proportional to 8,736.06, 13,099.73 and 4,355.94

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Solution

The fourth proportional to 8,736.06, 13,099.73 and 4,355.94 is: 6,531.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.06 : 13,099.73 = 4,355.94 : x
  2. Step 2: Convert to fraction form
    8,736.06/13,099.73 = 4,355.94/x
  3. Step 3: Cross multiply
    8,736.06x = 13,099.73 × 4,355.94
  4. Step 4: Simplify right side
    8,736.06x = 57,061,616.12
  5. Step 5: Solve for x
    x = 57,061,616.12/8,736.06
  6. Step 6: Final answer
    x = 6,531.73

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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.