Home / 4,477.12-6,164.16-3,689.92

Finding the Fourth Proportional to 4,477.12, 6,164.16 and 3,689.92

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Solution

The fourth proportional to 4,477.12, 6,164.16 and 3,689.92 is: 5,080.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.12 : 6,164.16 = 3,689.92 : x
  2. Step 2: Convert to fraction form
    4,477.12/6,164.16 = 3,689.92/x
  3. Step 3: Cross multiply
    4,477.12x = 6,164.16 × 3,689.92
  4. Step 4: Simplify right side
    4,477.12x = 22,745,257.27
  5. Step 5: Solve for x
    x = 22,745,257.27/4,477.12
  6. Step 6: Final answer
    x = 5,080.33

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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.