Home / 8,790.06-13,184.58-2,216.22

Finding the Fourth Proportional to 8,790.06, 13,184.58 and 2,216.22

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Solution

The fourth proportional to 8,790.06, 13,184.58 and 2,216.22 is: 3,324.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.06 : 13,184.58 = 2,216.22 : x
  2. Step 2: Convert to fraction form
    8,790.06/13,184.58 = 2,216.22/x
  3. Step 3: Cross multiply
    8,790.06x = 13,184.58 × 2,216.22
  4. Step 4: Simplify right side
    8,790.06x = 29,219,929.89
  5. Step 5: Solve for x
    x = 29,219,929.89/8,790.06
  6. Step 6: Final answer
    x = 3,324.20

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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.