Home / 9,564.03-13,197.92-5,315.38

Finding the Fourth Proportional to 9,564.03, 13,197.92 and 5,315.38

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Solution

The fourth proportional to 9,564.03, 13,197.92 and 5,315.38 is: 7,334.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,564.03 : 13,197.92 = 5,315.38 : x
  2. Step 2: Convert to fraction form
    9,564.03/13,197.92 = 5,315.38/x
  3. Step 3: Cross multiply
    9,564.03x = 13,197.92 × 5,315.38
  4. Step 4: Simplify right side
    9,564.03x = 70,151,900.44
  5. Step 5: Solve for x
    x = 70,151,900.44/9,564.03
  6. Step 6: Final answer
    x = 7,334.97

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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.