Home / 11,217.06-16,836-5,674.32

Finding the Fourth Proportional to 11,217.06, 16,836 and 5,674.32

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Solution

The fourth proportional to 11,217.06, 16,836 and 5,674.32 is: 8,516.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.06 : 16,836 = 5,674.32 : x
  2. Step 2: Convert to fraction form
    11,217.06/16,836 = 5,674.32/x
  3. Step 3: Cross multiply
    11,217.06x = 16,836 × 5,674.32
  4. Step 4: Simplify right side
    11,217.06x = 95,532,851.52
  5. Step 5: Solve for x
    x = 95,532,851.52/11,217.06
  6. Step 6: Final answer
    x = 8,516.75

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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.