Home / 5,490.08-8,235.09-2,200.82

Finding the Fourth Proportional to 5,490.08, 8,235.09 and 2,200.82

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Solution

The fourth proportional to 5,490.08, 8,235.09 and 2,200.82 is: 3,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.08 : 8,235.09 = 2,200.82 : x
  2. Step 2: Convert to fraction form
    5,490.08/8,235.09 = 2,200.82/x
  3. Step 3: Cross multiply
    5,490.08x = 8,235.09 × 2,200.82
  4. Step 4: Simplify right side
    5,490.08x = 18,123,950.77
  5. Step 5: Solve for x
    x = 18,123,950.77/5,490.08
  6. Step 6: Final answer
    x = 3,301.22

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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.