Home / 11,548.20-15,936.28-6,512.36

Finding the Fourth Proportional to 11,548.20, 15,936.28 and 6,512.36

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Solution

The fourth proportional to 11,548.20, 15,936.28 and 6,512.36 is: 8,986.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.20 : 15,936.28 = 6,512.36 : x
  2. Step 2: Convert to fraction form
    11,548.20/15,936.28 = 6,512.36/x
  3. Step 3: Cross multiply
    11,548.20x = 15,936.28 × 6,512.36
  4. Step 4: Simplify right side
    11,548.20x = 103,782,792.42
  5. Step 5: Solve for x
    x = 103,782,792.42/11,548.20
  6. Step 6: Final answer
    x = 8,986.92

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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.