Home / 4,107.72-5,671.44-2,536.68

Finding the Fourth Proportional to 4,107.72, 5,671.44 and 2,536.68

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Solution

The fourth proportional to 4,107.72, 5,671.44 and 2,536.68 is: 3,502.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.72 : 5,671.44 = 2,536.68 : x
  2. Step 2: Convert to fraction form
    4,107.72/5,671.44 = 2,536.68/x
  3. Step 3: Cross multiply
    4,107.72x = 5,671.44 × 2,536.68
  4. Step 4: Simplify right side
    4,107.72x = 14,386,628.42
  5. Step 5: Solve for x
    x = 14,386,628.42/4,107.72
  6. Step 6: Final answer
    x = 3,502.34

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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.