Home / 11,846.08-16,347.48-6,540.78

Finding the Fourth Proportional to 11,846.08, 16,347.48 and 6,540.78

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Solution

The fourth proportional to 11,846.08, 16,347.48 and 6,540.78 is: 9,026.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,846.08 : 16,347.48 = 6,540.78 : x
  2. Step 2: Convert to fraction form
    11,846.08/16,347.48 = 6,540.78/x
  3. Step 3: Cross multiply
    11,846.08x = 16,347.48 × 6,540.78
  4. Step 4: Simplify right side
    11,846.08x = 106,925,155.79
  5. Step 5: Solve for x
    x = 106,925,155.79/11,846.08
  6. Step 6: Final answer
    x = 9,026.21

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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.