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Finding the Fourth Proportional to 4,601.55, 6,350.03 and 2,687.70

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Solution

The fourth proportional to 4,601.55, 6,350.03 and 2,687.70 is: 3,708.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,601.55 : 6,350.03 = 2,687.70 : x
  2. Step 2: Convert to fraction form
    4,601.55/6,350.03 = 2,687.70/x
  3. Step 3: Cross multiply
    4,601.55x = 6,350.03 × 2,687.70
  4. Step 4: Simplify right side
    4,601.55x = 17,066,975.63
  5. Step 5: Solve for x
    x = 17,066,975.63/4,601.55
  6. Step 6: Final answer
    x = 3,708.96

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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.