Home / 11,622.27-16,038.84-6,317.09

Finding the Fourth Proportional to 11,622.27, 16,038.84 and 6,317.09

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Solution

The fourth proportional to 11,622.27, 16,038.84 and 6,317.09 is: 8,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.27 : 16,038.84 = 6,317.09 : x
  2. Step 2: Convert to fraction form
    11,622.27/16,038.84 = 6,317.09/x
  3. Step 3: Cross multiply
    11,622.27x = 16,038.84 × 6,317.09
  4. Step 4: Simplify right side
    11,622.27x = 101,318,795.78
  5. Step 5: Solve for x
    x = 101,318,795.78/11,622.27
  6. Step 6: Final answer
    x = 8,717.64

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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.