Home / 4,738.79-6,534.68-3,144.87

Finding the Fourth Proportional to 4,738.79, 6,534.68 and 3,144.87

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Solution

The fourth proportional to 4,738.79, 6,534.68 and 3,144.87 is: 4,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.79 : 6,534.68 = 3,144.87 : x
  2. Step 2: Convert to fraction form
    4,738.79/6,534.68 = 3,144.87/x
  3. Step 3: Cross multiply
    4,738.79x = 6,534.68 × 3,144.87
  4. Step 4: Simplify right side
    4,738.79x = 20,550,703.37
  5. Step 5: Solve for x
    x = 20,550,703.37/4,738.79
  6. Step 6: Final answer
    x = 4,336.70

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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.