Home / 11,299.32-16,953.62-6,916.92

Finding the Fourth Proportional to 11,299.32, 16,953.62 and 6,916.92

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Solution

The fourth proportional to 11,299.32, 16,953.62 and 6,916.92 is: 10,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.32 : 16,953.62 = 6,916.92 : x
  2. Step 2: Convert to fraction form
    11,299.32/16,953.62 = 6,916.92/x
  3. Step 3: Cross multiply
    11,299.32x = 16,953.62 × 6,916.92
  4. Step 4: Simplify right side
    11,299.32x = 117,266,833.25
  5. Step 5: Solve for x
    x = 117,266,833.25/11,299.32
  6. Step 6: Final answer
    x = 10,378.22

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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.