Home / 4,738.72-6,540.06-3,416.80

Finding the Fourth Proportional to 4,738.72, 6,540.06 and 3,416.80

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Solution

The fourth proportional to 4,738.72, 6,540.06 and 3,416.80 is: 4,715.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.72 : 6,540.06 = 3,416.80 : x
  2. Step 2: Convert to fraction form
    4,738.72/6,540.06 = 3,416.80/x
  3. Step 3: Cross multiply
    4,738.72x = 6,540.06 × 3,416.80
  4. Step 4: Simplify right side
    4,738.72x = 22,346,077.01
  5. Step 5: Solve for x
    x = 22,346,077.01/4,738.72
  6. Step 6: Final answer
    x = 4,715.64

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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.