Home / 9,949.21-13,729.37-5,472.24

Finding the Fourth Proportional to 9,949.21, 13,729.37 and 5,472.24

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Solution

The fourth proportional to 9,949.21, 13,729.37 and 5,472.24 is: 7,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.21 : 13,729.37 = 5,472.24 : x
  2. Step 2: Convert to fraction form
    9,949.21/13,729.37 = 5,472.24/x
  3. Step 3: Cross multiply
    9,949.21x = 13,729.37 × 5,472.24
  4. Step 4: Simplify right side
    9,949.21x = 75,130,452.24
  5. Step 5: Solve for x
    x = 75,130,452.24/9,949.21
  6. Step 6: Final answer
    x = 7,551.40

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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.