Home / 10,873.12-16,305.58-3,475.60

Finding the Fourth Proportional to 10,873.12, 16,305.58 and 3,475.60

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Solution

The fourth proportional to 10,873.12, 16,305.58 and 3,475.60 is: 5,212.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.12 : 16,305.58 = 3,475.60 : x
  2. Step 2: Convert to fraction form
    10,873.12/16,305.58 = 3,475.60/x
  3. Step 3: Cross multiply
    10,873.12x = 16,305.58 × 3,475.60
  4. Step 4: Simplify right side
    10,873.12x = 56,671,673.85
  5. Step 5: Solve for x
    x = 56,671,673.85/10,873.12
  6. Step 6: Final answer
    x = 5,212.09

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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.