Home / 11,864.15-16,372.87-6,559.31

Finding the Fourth Proportional to 11,864.15, 16,372.87 and 6,559.31

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Solution

The fourth proportional to 11,864.15, 16,372.87 and 6,559.31 is: 9,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.15 : 16,372.87 = 6,559.31 : x
  2. Step 2: Convert to fraction form
    11,864.15/16,372.87 = 6,559.31/x
  3. Step 3: Cross multiply
    11,864.15x = 16,372.87 × 6,559.31
  4. Step 4: Simplify right side
    11,864.15x = 107,394,672.59
  5. Step 5: Solve for x
    x = 107,394,672.59/11,864.15
  6. Step 6: Final answer
    x = 9,052.03

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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.