Home / 11,317.45-16,965.24-3,916.35

Finding the Fourth Proportional to 11,317.45, 16,965.24 and 3,916.35

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Solution

The fourth proportional to 11,317.45, 16,965.24 and 3,916.35 is: 5,870.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.45 : 16,965.24 = 3,916.35 : x
  2. Step 2: Convert to fraction form
    11,317.45/16,965.24 = 3,916.35/x
  3. Step 3: Cross multiply
    11,317.45x = 16,965.24 × 3,916.35
  4. Step 4: Simplify right side
    11,317.45x = 66,441,732.85
  5. Step 5: Solve for x
    x = 66,441,732.85/11,317.45
  6. Step 6: Final answer
    x = 5,870.73

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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.