Home / 11,690.85-17,536.26-2,925.75

Finding the Fourth Proportional to 11,690.85, 17,536.26 and 2,925.75

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Solution

The fourth proportional to 11,690.85, 17,536.26 and 2,925.75 is: 4,388.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.85 : 17,536.26 = 2,925.75 : x
  2. Step 2: Convert to fraction form
    11,690.85/17,536.26 = 2,925.75/x
  3. Step 3: Cross multiply
    11,690.85x = 17,536.26 × 2,925.75
  4. Step 4: Simplify right side
    11,690.85x = 51,306,712.70
  5. Step 5: Solve for x
    x = 51,306,712.70/11,690.85
  6. Step 6: Final answer
    x = 4,388.62

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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.