Home / 6,636.98-9,158.78-3,804.12

Finding the Fourth Proportional to 6,636.98, 9,158.78 and 3,804.12

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Solution

The fourth proportional to 6,636.98, 9,158.78 and 3,804.12 is: 5,249.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.98 : 9,158.78 = 3,804.12 : x
  2. Step 2: Convert to fraction form
    6,636.98/9,158.78 = 3,804.12/x
  3. Step 3: Cross multiply
    6,636.98x = 9,158.78 × 3,804.12
  4. Step 4: Simplify right side
    6,636.98x = 34,841,098.17
  5. Step 5: Solve for x
    x = 34,841,098.17/6,636.98
  6. Step 6: Final answer
    x = 5,249.54

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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.