Home / 9,676.41-13,356.29-6,319.73

Finding the Fourth Proportional to 9,676.41, 13,356.29 and 6,319.73

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Solution

The fourth proportional to 9,676.41, 13,356.29 and 6,319.73 is: 8,723.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,676.41 : 13,356.29 = 6,319.73 : x
  2. Step 2: Convert to fraction form
    9,676.41/13,356.29 = 6,319.73/x
  3. Step 3: Cross multiply
    9,676.41x = 13,356.29 × 6,319.73
  4. Step 4: Simplify right side
    9,676.41x = 84,408,148.39
  5. Step 5: Solve for x
    x = 84,408,148.39/9,676.41
  6. Step 6: Final answer
    x = 8,723.09

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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.