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Finding the Fourth Proportional to 4,438.83, 6,658.17 and 1,665.44

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Solution

The fourth proportional to 4,438.83, 6,658.17 and 1,665.44 is: 2,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.83 : 6,658.17 = 1,665.44 : x
  2. Step 2: Convert to fraction form
    4,438.83/6,658.17 = 1,665.44/x
  3. Step 3: Cross multiply
    4,438.83x = 6,658.17 × 1,665.44
  4. Step 4: Simplify right side
    4,438.83x = 11,088,782.64
  5. Step 5: Solve for x
    x = 11,088,782.64/4,438.83
  6. Step 6: Final answer
    x = 2,498.13

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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.