Home / 3,447.24-4,756.41-1,954.80

Finding the Fourth Proportional to 3,447.24, 4,756.41 and 1,954.80

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Solution

The fourth proportional to 3,447.24, 4,756.41 and 1,954.80 is: 2,697.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.24 : 4,756.41 = 1,954.80 : x
  2. Step 2: Convert to fraction form
    3,447.24/4,756.41 = 1,954.80/x
  3. Step 3: Cross multiply
    3,447.24x = 4,756.41 × 1,954.80
  4. Step 4: Simplify right side
    3,447.24x = 9,297,830.27
  5. Step 5: Solve for x
    x = 9,297,830.27/3,447.24
  6. Step 6: Final answer
    x = 2,697.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.