Home / 11,305.34-16,958.81-2,985.26

Finding the Fourth Proportional to 11,305.34, 16,958.81 and 2,985.26

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Solution

The fourth proportional to 11,305.34, 16,958.81 and 2,985.26 is: 4,478.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.34 : 16,958.81 = 2,985.26 : x
  2. Step 2: Convert to fraction form
    11,305.34/16,958.81 = 2,985.26/x
  3. Step 3: Cross multiply
    11,305.34x = 16,958.81 × 2,985.26
  4. Step 4: Simplify right side
    11,305.34x = 50,626,357.42
  5. Step 5: Solve for x
    x = 50,626,357.42/11,305.34
  6. Step 6: Final answer
    x = 4,478.09

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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.