Home / 5,623.22-8,429.18-1,922.91

Finding the Fourth Proportional to 5,623.22, 8,429.18 and 1,922.91

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Solution

The fourth proportional to 5,623.22, 8,429.18 and 1,922.91 is: 2,882.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.22 : 8,429.18 = 1,922.91 : x
  2. Step 2: Convert to fraction form
    5,623.22/8,429.18 = 1,922.91/x
  3. Step 3: Cross multiply
    5,623.22x = 8,429.18 × 1,922.91
  4. Step 4: Simplify right side
    5,623.22x = 16,208,570.78
  5. Step 5: Solve for x
    x = 16,208,570.78/5,623.22
  6. Step 6: Final answer
    x = 2,882.44

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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.