Home / 2,259.06-3,384.20-1,665

Finding the Fourth Proportional to 2,259.06, 3,384.20 and 1,665

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Solution

The fourth proportional to 2,259.06, 3,384.20 and 1,665 is: 2,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.06 : 3,384.20 = 1,665 : x
  2. Step 2: Convert to fraction form
    2,259.06/3,384.20 = 1,665/x
  3. Step 3: Cross multiply
    2,259.06x = 3,384.20 × 1,665
  4. Step 4: Simplify right side
    2,259.06x = 5,634,693
  5. Step 5: Solve for x
    x = 5,634,693/2,259.06
  6. Step 6: Final answer
    x = 2,494.26

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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.