Home / 3,809.64-5,257.53-2,238.24

Finding the Fourth Proportional to 3,809.64, 5,257.53 and 2,238.24

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Solution

The fourth proportional to 3,809.64, 5,257.53 and 2,238.24 is: 3,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.64 : 5,257.53 = 2,238.24 : x
  2. Step 2: Convert to fraction form
    3,809.64/5,257.53 = 2,238.24/x
  3. Step 3: Cross multiply
    3,809.64x = 5,257.53 × 2,238.24
  4. Step 4: Simplify right side
    3,809.64x = 11,767,613.95
  5. Step 5: Solve for x
    x = 11,767,613.95/3,809.64
  6. Step 6: Final answer
    x = 3,088.90

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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.