Home / 11,914.21-17,871.45-3,594.30

Finding the Fourth Proportional to 11,914.21, 17,871.45 and 3,594.30

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Solution

The fourth proportional to 11,914.21, 17,871.45 and 3,594.30 is: 5,391.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.21 : 17,871.45 = 3,594.30 : x
  2. Step 2: Convert to fraction form
    11,914.21/17,871.45 = 3,594.30/x
  3. Step 3: Cross multiply
    11,914.21x = 17,871.45 × 3,594.30
  4. Step 4: Simplify right side
    11,914.21x = 64,235,339.26
  5. Step 5: Solve for x
    x = 64,235,339.26/11,914.21
  6. Step 6: Final answer
    x = 5,391.49

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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.