Home / 11,548.06-15,936.30-6,242.87

Finding the Fourth Proportional to 11,548.06, 15,936.30 and 6,242.87

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Solution

The fourth proportional to 11,548.06, 15,936.30 and 6,242.87 is: 8,615.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.06 : 15,936.30 = 6,242.87 : x
  2. Step 2: Convert to fraction form
    11,548.06/15,936.30 = 6,242.87/x
  3. Step 3: Cross multiply
    11,548.06x = 15,936.30 × 6,242.87
  4. Step 4: Simplify right side
    11,548.06x = 99,488,289.02
  5. Step 5: Solve for x
    x = 99,488,289.02/11,548.06
  6. Step 6: Final answer
    x = 8,615.15

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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.