Home / 11,646.20-16,083.24-7,405.27

Finding the Fourth Proportional to 11,646.20, 16,083.24 and 7,405.27

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Solution

The fourth proportional to 11,646.20, 16,083.24 and 7,405.27 is: 10,226.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.20 : 16,083.24 = 7,405.27 : x
  2. Step 2: Convert to fraction form
    11,646.20/16,083.24 = 7,405.27/x
  3. Step 3: Cross multiply
    11,646.20x = 16,083.24 × 7,405.27
  4. Step 4: Simplify right side
    11,646.20x = 119,100,734.67
  5. Step 5: Solve for x
    x = 119,100,734.67/11,646.20
  6. Step 6: Final answer
    x = 10,226.57

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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.