Home / 10,885.05-16,327.26-6,472.98

Finding the Fourth Proportional to 10,885.05, 16,327.26 and 6,472.98

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Solution

The fourth proportional to 10,885.05, 16,327.26 and 6,472.98 is: 9,709.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,885.05 : 16,327.26 = 6,472.98 : x
  2. Step 2: Convert to fraction form
    10,885.05/16,327.26 = 6,472.98/x
  3. Step 3: Cross multiply
    10,885.05x = 16,327.26 × 6,472.98
  4. Step 4: Simplify right side
    10,885.05x = 105,686,027.43
  5. Step 5: Solve for x
    x = 105,686,027.43/10,885.05
  6. Step 6: Final answer
    x = 9,709.28

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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.