Home / 11,544.24-17,315.28-4,969.20

Finding the Fourth Proportional to 11,544.24, 17,315.28 and 4,969.20

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Solution

The fourth proportional to 11,544.24, 17,315.28 and 4,969.20 is: 7,453.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,544.24 : 17,315.28 = 4,969.20 : x
  2. Step 2: Convert to fraction form
    11,544.24/17,315.28 = 4,969.20/x
  3. Step 3: Cross multiply
    11,544.24x = 17,315.28 × 4,969.20
  4. Step 4: Simplify right side
    11,544.24x = 86,043,089.38
  5. Step 5: Solve for x
    x = 86,043,089.38/11,544.24
  6. Step 6: Final answer
    x = 7,453.34

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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.