Home / 10,901.88-16,355.25-3,110.76

Finding the Fourth Proportional to 10,901.88, 16,355.25 and 3,110.76

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Solution

The fourth proportional to 10,901.88, 16,355.25 and 3,110.76 is: 4,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.88 : 16,355.25 = 3,110.76 : x
  2. Step 2: Convert to fraction form
    10,901.88/16,355.25 = 3,110.76/x
  3. Step 3: Cross multiply
    10,901.88x = 16,355.25 × 3,110.76
  4. Step 4: Simplify right side
    10,901.88x = 50,877,257.49
  5. Step 5: Solve for x
    x = 50,877,257.49/10,901.88
  6. Step 6: Final answer
    x = 4,666.83

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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.