Home / 11,010.51-16,515.72-2,690.58

Finding the Fourth Proportional to 11,010.51, 16,515.72 and 2,690.58

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Solution

The fourth proportional to 11,010.51, 16,515.72 and 2,690.58 is: 4,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.51 : 16,515.72 = 2,690.58 : x
  2. Step 2: Convert to fraction form
    11,010.51/16,515.72 = 2,690.58/x
  3. Step 3: Cross multiply
    11,010.51x = 16,515.72 × 2,690.58
  4. Step 4: Simplify right side
    11,010.51x = 44,436,865.92
  5. Step 5: Solve for x
    x = 44,436,865.92/11,010.51
  6. Step 6: Final answer
    x = 4,035.86

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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.