Home / 4,131.30-6,195.39-1,357.46

Finding the Fourth Proportional to 4,131.30, 6,195.39 and 1,357.46

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Solution

The fourth proportional to 4,131.30, 6,195.39 and 1,357.46 is: 2,035.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.30 : 6,195.39 = 1,357.46 : x
  2. Step 2: Convert to fraction form
    4,131.30/6,195.39 = 1,357.46/x
  3. Step 3: Cross multiply
    4,131.30x = 6,195.39 × 1,357.46
  4. Step 4: Simplify right side
    4,131.30x = 8,409,981.27
  5. Step 5: Solve for x
    x = 8,409,981.27/4,131.30
  6. Step 6: Final answer
    x = 2,035.67

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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.