Home / 11,528.48-17,288.99-4,506.79

Finding the Fourth Proportional to 11,528.48, 17,288.99 and 4,506.79

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Solution

The fourth proportional to 11,528.48, 17,288.99 and 4,506.79 is: 6,758.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,528.48 : 17,288.99 = 4,506.79 : x
  2. Step 2: Convert to fraction form
    11,528.48/17,288.99 = 4,506.79/x
  3. Step 3: Cross multiply
    11,528.48x = 17,288.99 × 4,506.79
  4. Step 4: Simplify right side
    11,528.48x = 77,917,856.15
  5. Step 5: Solve for x
    x = 77,917,856.15/11,528.48
  6. Step 6: Final answer
    x = 6,758.73

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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.