Home / 3,647.46-5,462.98-2,556.70

Finding the Fourth Proportional to 3,647.46, 5,462.98 and 2,556.70

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Solution

The fourth proportional to 3,647.46, 5,462.98 and 2,556.70 is: 3,829.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.46 : 5,462.98 = 2,556.70 : x
  2. Step 2: Convert to fraction form
    3,647.46/5,462.98 = 2,556.70/x
  3. Step 3: Cross multiply
    3,647.46x = 5,462.98 × 2,556.70
  4. Step 4: Simplify right side
    3,647.46x = 13,967,180.92
  5. Step 5: Solve for x
    x = 13,967,180.92/3,647.46
  6. Step 6: Final answer
    x = 3,829.29

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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.