Home / 8,790.53-13,184.82-2,216.72

Finding the Fourth Proportional to 8,790.53, 13,184.82 and 2,216.72

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Solution

The fourth proportional to 8,790.53, 13,184.82 and 2,216.72 is: 3,324.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.53 : 13,184.82 = 2,216.72 : x
  2. Step 2: Convert to fraction form
    8,790.53/13,184.82 = 2,216.72/x
  3. Step 3: Cross multiply
    8,790.53x = 13,184.82 × 2,216.72
  4. Step 4: Simplify right side
    8,790.53x = 29,227,054.19
  5. Step 5: Solve for x
    x = 29,227,054.19/8,790.53
  6. Step 6: Final answer
    x = 3,324.83

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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.