Home / 5,553.24-8,330.82-1,855.08

Finding the Fourth Proportional to 5,553.24, 8,330.82 and 1,855.08

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Solution

The fourth proportional to 5,553.24, 8,330.82 and 1,855.08 is: 2,782.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.24 : 8,330.82 = 1,855.08 : x
  2. Step 2: Convert to fraction form
    5,553.24/8,330.82 = 1,855.08/x
  3. Step 3: Cross multiply
    5,553.24x = 8,330.82 × 1,855.08
  4. Step 4: Simplify right side
    5,553.24x = 15,454,337.57
  5. Step 5: Solve for x
    x = 15,454,337.57/5,553.24
  6. Step 6: Final answer
    x = 2,782.94

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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.