Home / 5,245.72-7,868.58-1,350.44

Finding the Fourth Proportional to 5,245.72, 7,868.58 and 1,350.44

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Solution

The fourth proportional to 5,245.72, 7,868.58 and 1,350.44 is: 2,025.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245.72 : 7,868.58 = 1,350.44 : x
  2. Step 2: Convert to fraction form
    5,245.72/7,868.58 = 1,350.44/x
  3. Step 3: Cross multiply
    5,245.72x = 7,868.58 × 1,350.44
  4. Step 4: Simplify right side
    5,245.72x = 10,626,045.18
  5. Step 5: Solve for x
    x = 10,626,045.18/5,245.72
  6. Step 6: Final answer
    x = 2,025.66

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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.