Home / 11,664.32-16,096.28-6,359.12

Finding the Fourth Proportional to 11,664.32, 16,096.28 and 6,359.12

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Solution

The fourth proportional to 11,664.32, 16,096.28 and 6,359.12 is: 8,775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.32 : 16,096.28 = 6,359.12 : x
  2. Step 2: Convert to fraction form
    11,664.32/16,096.28 = 6,359.12/x
  3. Step 3: Cross multiply
    11,664.32x = 16,096.28 × 6,359.12
  4. Step 4: Simplify right side
    11,664.32x = 102,358,176.07
  5. Step 5: Solve for x
    x = 102,358,176.07/11,664.32
  6. Step 6: Final answer
    x = 8,775.32

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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.