Home / 6,636.12-9,157.88-3,803.66

Finding the Fourth Proportional to 6,636.12, 9,157.88 and 3,803.66

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Solution

The fourth proportional to 6,636.12, 9,157.88 and 3,803.66 is: 5,249.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.12 : 9,157.88 = 3,803.66 : x
  2. Step 2: Convert to fraction form
    6,636.12/9,157.88 = 3,803.66/x
  3. Step 3: Cross multiply
    6,636.12x = 9,157.88 × 3,803.66
  4. Step 4: Simplify right side
    6,636.12x = 34,833,464.26
  5. Step 5: Solve for x
    x = 34,833,464.26/6,636.12
  6. Step 6: Final answer
    x = 5,249.07

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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.