Home / 4,954.11-7,429.53-2,320.80

Finding the Fourth Proportional to 4,954.11, 7,429.53 and 2,320.80

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Solution

The fourth proportional to 4,954.11, 7,429.53 and 2,320.80 is: 3,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.11 : 7,429.53 = 2,320.80 : x
  2. Step 2: Convert to fraction form
    4,954.11/7,429.53 = 2,320.80/x
  3. Step 3: Cross multiply
    4,954.11x = 7,429.53 × 2,320.80
  4. Step 4: Simplify right side
    4,954.11x = 17,242,453.22
  5. Step 5: Solve for x
    x = 17,242,453.22/4,954.11
  6. Step 6: Final answer
    x = 3,480.43

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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.