Home / 10,660.98-14,711.70-5,945.70

Finding the Fourth Proportional to 10,660.98, 14,711.70 and 5,945.70

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Solution

The fourth proportional to 10,660.98, 14,711.70 and 5,945.70 is: 8,204.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.98 : 14,711.70 = 5,945.70 : x
  2. Step 2: Convert to fraction form
    10,660.98/14,711.70 = 5,945.70/x
  3. Step 3: Cross multiply
    10,660.98x = 14,711.70 × 5,945.70
  4. Step 4: Simplify right side
    10,660.98x = 87,471,354.69
  5. Step 5: Solve for x
    x = 87,471,354.69/10,660.98
  6. Step 6: Final answer
    x = 8,204.81

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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.