Home / 6,636.02-9,157.17-3,651.38

Finding the Fourth Proportional to 6,636.02, 9,157.17 and 3,651.38

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Solution

The fourth proportional to 6,636.02, 9,157.17 and 3,651.38 is: 5,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.02 : 9,157.17 = 3,651.38 : x
  2. Step 2: Convert to fraction form
    6,636.02/9,157.17 = 3,651.38/x
  3. Step 3: Cross multiply
    6,636.02x = 9,157.17 × 3,651.38
  4. Step 4: Simplify right side
    6,636.02x = 33,436,307.39
  5. Step 5: Solve for x
    x = 33,436,307.39/6,636.02
  6. Step 6: Final answer
    x = 5,038.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.