Home / 10,747.94-16,120.09-4,903.19

Finding the Fourth Proportional to 10,747.94, 16,120.09 and 4,903.19

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Solution

The fourth proportional to 10,747.94, 16,120.09 and 4,903.19 is: 7,353.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.94 : 16,120.09 = 4,903.19 : x
  2. Step 2: Convert to fraction form
    10,747.94/16,120.09 = 4,903.19/x
  3. Step 3: Cross multiply
    10,747.94x = 16,120.09 × 4,903.19
  4. Step 4: Simplify right side
    10,747.94x = 79,039,771.23
  5. Step 5: Solve for x
    x = 79,039,771.23/10,747.94
  6. Step 6: Final answer
    x = 7,353.94

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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.