Home / 10,795.70-16,189.29-5,247.40

Finding the Fourth Proportional to 10,795.70, 16,189.29 and 5,247.40

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Solution

The fourth proportional to 10,795.70, 16,189.29 and 5,247.40 is: 7,869.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,795.70 : 16,189.29 = 5,247.40 : x
  2. Step 2: Convert to fraction form
    10,795.70/16,189.29 = 5,247.40/x
  3. Step 3: Cross multiply
    10,795.70x = 16,189.29 × 5,247.40
  4. Step 4: Simplify right side
    10,795.70x = 84,951,680.35
  5. Step 5: Solve for x
    x = 84,951,680.35/10,795.70
  6. Step 6: Final answer
    x = 7,869.03

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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.