Home / 3,785.04-5,217.72-2,662.32

Finding the Fourth Proportional to 3,785.04, 5,217.72 and 2,662.32

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Solution

The fourth proportional to 3,785.04, 5,217.72 and 2,662.32 is: 3,670.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.04 : 5,217.72 = 2,662.32 : x
  2. Step 2: Convert to fraction form
    3,785.04/5,217.72 = 2,662.32/x
  3. Step 3: Cross multiply
    3,785.04x = 5,217.72 × 2,662.32
  4. Step 4: Simplify right side
    3,785.04x = 13,891,240.31
  5. Step 5: Solve for x
    x = 13,891,240.31/3,785.04
  6. Step 6: Final answer
    x = 3,670.04

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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.