Home / 11,298.52-16,943.70-3,900.76

Finding the Fourth Proportional to 11,298.52, 16,943.70 and 3,900.76

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Solution

The fourth proportional to 11,298.52, 16,943.70 and 3,900.76 is: 5,849.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.52 : 16,943.70 = 3,900.76 : x
  2. Step 2: Convert to fraction form
    11,298.52/16,943.70 = 3,900.76/x
  3. Step 3: Cross multiply
    11,298.52x = 16,943.70 × 3,900.76
  4. Step 4: Simplify right side
    11,298.52x = 66,093,307.21
  5. Step 5: Solve for x
    x = 66,093,307.21/11,298.52
  6. Step 6: Final answer
    x = 5,849.73

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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.