Home / 11,984.28-16,538.22-6,606.84

Finding the Fourth Proportional to 11,984.28, 16,538.22 and 6,606.84

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Solution

The fourth proportional to 11,984.28, 16,538.22 and 6,606.84 is: 9,117.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.28 : 16,538.22 = 6,606.84 : x
  2. Step 2: Convert to fraction form
    11,984.28/16,538.22 = 6,606.84/x
  3. Step 3: Cross multiply
    11,984.28x = 16,538.22 × 6,606.84
  4. Step 4: Simplify right side
    11,984.28x = 109,265,373.42
  5. Step 5: Solve for x
    x = 109,265,373.42/11,984.28
  6. Step 6: Final answer
    x = 9,117.39

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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.