Home / 2,110.14-3,165.35-609.09

Finding the Fourth Proportional to 2,110.14, 3,165.35 and 609.09

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Solution

The fourth proportional to 2,110.14, 3,165.35 and 609.09 is: 913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.14 : 3,165.35 = 609.09 : x
  2. Step 2: Convert to fraction form
    2,110.14/3,165.35 = 609.09/x
  3. Step 3: Cross multiply
    2,110.14x = 3,165.35 × 609.09
  4. Step 4: Simplify right side
    2,110.14x = 1,927,983.03
  5. Step 5: Solve for x
    x = 1,927,983.03/2,110.14
  6. Step 6: Final answer
    x = 913.68

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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.