Home / 4,438.02-6,658.92-1,666.02

Finding the Fourth Proportional to 4,438.02, 6,658.92 and 1,666.02

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Solution

The fourth proportional to 4,438.02, 6,658.92 and 1,666.02 is: 2,499.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.02 : 6,658.92 = 1,666.02 : x
  2. Step 2: Convert to fraction form
    4,438.02/6,658.92 = 1,666.02/x
  3. Step 3: Cross multiply
    4,438.02x = 6,658.92 × 1,666.02
  4. Step 4: Simplify right side
    4,438.02x = 11,093,893.90
  5. Step 5: Solve for x
    x = 11,093,893.90/4,438.02
  6. Step 6: Final answer
    x = 2,499.74

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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.