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Finding the Fourth Proportional to 4,361.93, 6,543.05 and 1,729.94

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Solution

The fourth proportional to 4,361.93, 6,543.05 and 1,729.94 is: 2,594.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.93 : 6,543.05 = 1,729.94 : x
  2. Step 2: Convert to fraction form
    4,361.93/6,543.05 = 1,729.94/x
  3. Step 3: Cross multiply
    4,361.93x = 6,543.05 × 1,729.94
  4. Step 4: Simplify right side
    4,361.93x = 11,319,042.55
  5. Step 5: Solve for x
    x = 11,319,042.55/4,361.93
  6. Step 6: Final answer
    x = 2,594.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.