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Finding the Fourth Proportional to 3,914.93, 5,861.84 and 2,347.58

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Solution

The fourth proportional to 3,914.93, 5,861.84 and 2,347.58 is: 3,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.93 : 5,861.84 = 2,347.58 : x
  2. Step 2: Convert to fraction form
    3,914.93/5,861.84 = 2,347.58/x
  3. Step 3: Cross multiply
    3,914.93x = 5,861.84 × 2,347.58
  4. Step 4: Simplify right side
    3,914.93x = 13,761,141.26
  5. Step 5: Solve for x
    x = 13,761,141.26/3,914.93
  6. Step 6: Final answer
    x = 3,515.04

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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.