Home / 10,354.70-14,288.81-6,105.56

Finding the Fourth Proportional to 10,354.70, 14,288.81 and 6,105.56

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Solution

The fourth proportional to 10,354.70, 14,288.81 and 6,105.56 is: 8,425.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.70 : 14,288.81 = 6,105.56 : x
  2. Step 2: Convert to fraction form
    10,354.70/14,288.81 = 6,105.56/x
  3. Step 3: Cross multiply
    10,354.70x = 14,288.81 × 6,105.56
  4. Step 4: Simplify right side
    10,354.70x = 87,241,205.95
  5. Step 5: Solve for x
    x = 87,241,205.95/10,354.70
  6. Step 6: Final answer
    x = 8,425.27

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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.