Home / 11,040.34-16,497.43-8,393.30

Finding the Fourth Proportional to 11,040.34, 16,497.43 and 8,393.30

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Solution

The fourth proportional to 11,040.34, 16,497.43 and 8,393.30 is: 12,541.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.34 : 16,497.43 = 8,393.30 : x
  2. Step 2: Convert to fraction form
    11,040.34/16,497.43 = 8,393.30/x
  3. Step 3: Cross multiply
    11,040.34x = 16,497.43 × 8,393.30
  4. Step 4: Simplify right side
    11,040.34x = 138,467,837.25
  5. Step 5: Solve for x
    x = 138,467,837.25/11,040.34
  6. Step 6: Final answer
    x = 12,541.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.