Home / 11,459.20-17,181.96-3,559.34

Finding the Fourth Proportional to 11,459.20, 17,181.96 and 3,559.34

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Solution

The fourth proportional to 11,459.20, 17,181.96 and 3,559.34 is: 5,336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459.20 : 17,181.96 = 3,559.34 : x
  2. Step 2: Convert to fraction form
    11,459.20/17,181.96 = 3,559.34/x
  3. Step 3: Cross multiply
    11,459.20x = 17,181.96 × 3,559.34
  4. Step 4: Simplify right side
    11,459.20x = 61,156,482.13
  5. Step 5: Solve for x
    x = 61,156,482.13/11,459.20
  6. Step 6: Final answer
    x = 5,336.89

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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.