Home / 10,758.24-16,129.13-4,910.76

Finding the Fourth Proportional to 10,758.24, 16,129.13 and 4,910.76

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Solution

The fourth proportional to 10,758.24, 16,129.13 and 4,910.76 is: 7,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758.24 : 16,129.13 = 4,910.76 : x
  2. Step 2: Convert to fraction form
    10,758.24/16,129.13 = 4,910.76/x
  3. Step 3: Cross multiply
    10,758.24x = 16,129.13 × 4,910.76
  4. Step 4: Simplify right side
    10,758.24x = 79,206,261.89
  5. Step 5: Solve for x
    x = 79,206,261.89/10,758.24
  6. Step 6: Final answer
    x = 7,362.38

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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.