Home / 11,916.24-16,444.68-6,610.86

Finding the Fourth Proportional to 11,916.24, 16,444.68 and 6,610.86

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Solution

The fourth proportional to 11,916.24, 16,444.68 and 6,610.86 is: 9,123.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916.24 : 16,444.68 = 6,610.86 : x
  2. Step 2: Convert to fraction form
    11,916.24/16,444.68 = 6,610.86/x
  3. Step 3: Cross multiply
    11,916.24x = 16,444.68 × 6,610.86
  4. Step 4: Simplify right side
    11,916.24x = 108,713,477.22
  5. Step 5: Solve for x
    x = 108,713,477.22/11,916.24
  6. Step 6: Final answer
    x = 9,123.14

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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.