Home / 11,650.38-16,077.03-6,345.23

Finding the Fourth Proportional to 11,650.38, 16,077.03 and 6,345.23

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Solution

The fourth proportional to 11,650.38, 16,077.03 and 6,345.23 is: 8,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.38 : 16,077.03 = 6,345.23 : x
  2. Step 2: Convert to fraction form
    11,650.38/16,077.03 = 6,345.23/x
  3. Step 3: Cross multiply
    11,650.38x = 16,077.03 × 6,345.23
  4. Step 4: Simplify right side
    11,650.38x = 102,012,372.68
  5. Step 5: Solve for x
    x = 102,012,372.68/11,650.38
  6. Step 6: Final answer
    x = 8,756.14

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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.