Home / 10,600.21-15,900.30-3,674.71

Finding the Fourth Proportional to 10,600.21, 15,900.30 and 3,674.71

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Solution

The fourth proportional to 10,600.21, 15,900.30 and 3,674.71 is: 5,512.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,600.21 : 15,900.30 = 3,674.71 : x
  2. Step 2: Convert to fraction form
    10,600.21/15,900.30 = 3,674.71/x
  3. Step 3: Cross multiply
    10,600.21x = 15,900.30 × 3,674.71
  4. Step 4: Simplify right side
    10,600.21x = 58,428,991.41
  5. Step 5: Solve for x
    x = 58,428,991.41/10,600.21
  6. Step 6: Final answer
    x = 5,512.06

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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.