Home / 11,461.68-17,188.08-3,666.24

Finding the Fourth Proportional to 11,461.68, 17,188.08 and 3,666.24

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Solution

The fourth proportional to 11,461.68, 17,188.08 and 3,666.24 is: 5,497.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,461.68 : 17,188.08 = 3,666.24 : x
  2. Step 2: Convert to fraction form
    11,461.68/17,188.08 = 3,666.24/x
  3. Step 3: Cross multiply
    11,461.68x = 17,188.08 × 3,666.24
  4. Step 4: Simplify right side
    11,461.68x = 63,015,626.42
  5. Step 5: Solve for x
    x = 63,015,626.42/11,461.68
  6. Step 6: Final answer
    x = 5,497.94

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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.