Home / 4,691.86-7,039.49-2,195.25

Finding the Fourth Proportional to 4,691.86, 7,039.49 and 2,195.25

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Solution

The fourth proportional to 4,691.86, 7,039.49 and 2,195.25 is: 3,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.86 : 7,039.49 = 2,195.25 : x
  2. Step 2: Convert to fraction form
    4,691.86/7,039.49 = 2,195.25/x
  3. Step 3: Cross multiply
    4,691.86x = 7,039.49 × 2,195.25
  4. Step 4: Simplify right side
    4,691.86x = 15,453,440.42
  5. Step 5: Solve for x
    x = 15,453,440.42/4,691.86
  6. Step 6: Final answer
    x = 3,293.67

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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.