Home / 11,240.72-15,510.54-6,204.09

Finding the Fourth Proportional to 11,240.72, 15,510.54 and 6,204.09

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Solution

The fourth proportional to 11,240.72, 15,510.54 and 6,204.09 is: 8,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.72 : 15,510.54 = 6,204.09 : x
  2. Step 2: Convert to fraction form
    11,240.72/15,510.54 = 6,204.09/x
  3. Step 3: Cross multiply
    11,240.72x = 15,510.54 × 6,204.09
  4. Step 4: Simplify right side
    11,240.72x = 96,228,832.64
  5. Step 5: Solve for x
    x = 96,228,832.64/11,240.72
  6. Step 6: Final answer
    x = 8,560.73

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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.