Home / 9,520.77-13,136.83-6,163.11

Finding the Fourth Proportional to 9,520.77, 13,136.83 and 6,163.11

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Solution

The fourth proportional to 9,520.77, 13,136.83 and 6,163.11 is: 8,503.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520.77 : 13,136.83 = 6,163.11 : x
  2. Step 2: Convert to fraction form
    9,520.77/13,136.83 = 6,163.11/x
  3. Step 3: Cross multiply
    9,520.77x = 13,136.83 × 6,163.11
  4. Step 4: Simplify right side
    9,520.77x = 80,963,728.34
  5. Step 5: Solve for x
    x = 80,963,728.34/9,520.77
  6. Step 6: Final answer
    x = 8,503.91

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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.