Home / 2,633.36-3,951.18-1,247.67

Finding the Fourth Proportional to 2,633.36, 3,951.18 and 1,247.67

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Solution

The fourth proportional to 2,633.36, 3,951.18 and 1,247.67 is: 1,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.36 : 3,951.18 = 1,247.67 : x
  2. Step 2: Convert to fraction form
    2,633.36/3,951.18 = 1,247.67/x
  3. Step 3: Cross multiply
    2,633.36x = 3,951.18 × 1,247.67
  4. Step 4: Simplify right side
    2,633.36x = 4,929,768.75
  5. Step 5: Solve for x
    x = 4,929,768.75/2,633.36
  6. Step 6: Final answer
    x = 1,872.05

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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.