Home / 6,636.19-9,158.24-4,119.11

Finding the Fourth Proportional to 6,636.19, 9,158.24 and 4,119.11

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Solution

The fourth proportional to 6,636.19, 9,158.24 and 4,119.11 is: 5,684.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.19 : 9,158.24 = 4,119.11 : x
  2. Step 2: Convert to fraction form
    6,636.19/9,158.24 = 4,119.11/x
  3. Step 3: Cross multiply
    6,636.19x = 9,158.24 × 4,119.11
  4. Step 4: Simplify right side
    6,636.19x = 37,723,731.58
  5. Step 5: Solve for x
    x = 37,723,731.58/6,636.19
  6. Step 6: Final answer
    x = 5,684.55

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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.