Home / 4,405.04-6,610.25-1,772.05

Finding the Fourth Proportional to 4,405.04, 6,610.25 and 1,772.05

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Solution

The fourth proportional to 4,405.04, 6,610.25 and 1,772.05 is: 2,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.04 : 6,610.25 = 1,772.05 : x
  2. Step 2: Convert to fraction form
    4,405.04/6,610.25 = 1,772.05/x
  3. Step 3: Cross multiply
    4,405.04x = 6,610.25 × 1,772.05
  4. Step 4: Simplify right side
    4,405.04x = 11,713,668.13
  5. Step 5: Solve for x
    x = 11,713,668.13/4,405.04
  6. Step 6: Final answer
    x = 2,659.15

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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.