Home / 11,254.86-16,871.97-4,327.98

Finding the Fourth Proportional to 11,254.86, 16,871.97 and 4,327.98

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Solution

The fourth proportional to 11,254.86, 16,871.97 and 4,327.98 is: 6,488.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.86 : 16,871.97 = 4,327.98 : x
  2. Step 2: Convert to fraction form
    11,254.86/16,871.97 = 4,327.98/x
  3. Step 3: Cross multiply
    11,254.86x = 16,871.97 × 4,327.98
  4. Step 4: Simplify right side
    11,254.86x = 73,021,548.72
  5. Step 5: Solve for x
    x = 73,021,548.72/11,254.86
  6. Step 6: Final answer
    x = 6,488.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.