Home / 13,173.60-19,754.64-3,937.44

Finding the Fourth Proportional to 13,173.60, 19,754.64 and 3,937.44

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Solution

The fourth proportional to 13,173.60, 19,754.64 and 3,937.44 is: 5,904.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,173.60 : 19,754.64 = 3,937.44 : x
  2. Step 2: Convert to fraction form
    13,173.60/19,754.64 = 3,937.44/x
  3. Step 3: Cross multiply
    13,173.60x = 19,754.64 × 3,937.44
  4. Step 4: Simplify right side
    13,173.60x = 77,782,709.72
  5. Step 5: Solve for x
    x = 77,782,709.72/13,173.60
  6. Step 6: Final answer
    x = 5,904.44

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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.