Home / 9,049.36-13,563.24-5,148.40

Finding the Fourth Proportional to 9,049.36, 13,563.24 and 5,148.40

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Solution

The fourth proportional to 9,049.36, 13,563.24 and 5,148.40 is: 7,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.36 : 13,563.24 = 5,148.40 : x
  2. Step 2: Convert to fraction form
    9,049.36/13,563.24 = 5,148.40/x
  3. Step 3: Cross multiply
    9,049.36x = 13,563.24 × 5,148.40
  4. Step 4: Simplify right side
    9,049.36x = 69,828,984.82
  5. Step 5: Solve for x
    x = 69,828,984.82/9,049.36
  6. Step 6: Final answer
    x = 7,716.46

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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.