Home / 11,750.58-17,628.84-5,422.41

Finding the Fourth Proportional to 11,750.58, 17,628.84 and 5,422.41

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Solution

The fourth proportional to 11,750.58, 17,628.84 and 5,422.41 is: 8,134.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.58 : 17,628.84 = 5,422.41 : x
  2. Step 2: Convert to fraction form
    11,750.58/17,628.84 = 5,422.41/x
  3. Step 3: Cross multiply
    11,750.58x = 17,628.84 × 5,422.41
  4. Step 4: Simplify right side
    11,750.58x = 95,590,798.30
  5. Step 5: Solve for x
    x = 95,590,798.30/11,750.58
  6. Step 6: Final answer
    x = 8,134.99

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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.