Home / 10,727.36-16,101.33-4,485.70

Finding the Fourth Proportional to 10,727.36, 16,101.33 and 4,485.70

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Solution

The fourth proportional to 10,727.36, 16,101.33 and 4,485.70 is: 6,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.36 : 16,101.33 = 4,485.70 : x
  2. Step 2: Convert to fraction form
    10,727.36/16,101.33 = 4,485.70/x
  3. Step 3: Cross multiply
    10,727.36x = 16,101.33 × 4,485.70
  4. Step 4: Simplify right side
    10,727.36x = 72,225,735.98
  5. Step 5: Solve for x
    x = 72,225,735.98/10,727.36
  6. Step 6: Final answer
    x = 6,732.85

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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.