Home / 4,157.50-5,738.09-2,479.88

Finding the Fourth Proportional to 4,157.50, 5,738.09 and 2,479.88

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Solution

The fourth proportional to 4,157.50, 5,738.09 and 2,479.88 is: 3,422.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.50 : 5,738.09 = 2,479.88 : x
  2. Step 2: Convert to fraction form
    4,157.50/5,738.09 = 2,479.88/x
  3. Step 3: Cross multiply
    4,157.50x = 5,738.09 × 2,479.88
  4. Step 4: Simplify right side
    4,157.50x = 14,229,774.63
  5. Step 5: Solve for x
    x = 14,229,774.63/4,157.50
  6. Step 6: Final answer
    x = 3,422.68

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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.