Home / 11,742.68-17,604.16-5,499.40

Finding the Fourth Proportional to 11,742.68, 17,604.16 and 5,499.40

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Solution

The fourth proportional to 11,742.68, 17,604.16 and 5,499.40 is: 8,244.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.68 : 17,604.16 = 5,499.40 : x
  2. Step 2: Convert to fraction form
    11,742.68/17,604.16 = 5,499.40/x
  3. Step 3: Cross multiply
    11,742.68x = 17,604.16 × 5,499.40
  4. Step 4: Simplify right side
    11,742.68x = 96,812,317.50
  5. Step 5: Solve for x
    x = 96,812,317.50/11,742.68
  6. Step 6: Final answer
    x = 8,244.48

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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.