Home / 3,669.16-5,065.62-2,273.80

Finding the Fourth Proportional to 3,669.16, 5,065.62 and 2,273.80

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Solution

The fourth proportional to 3,669.16, 5,065.62 and 2,273.80 is: 3,139.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.16 : 5,065.62 = 2,273.80 : x
  2. Step 2: Convert to fraction form
    3,669.16/5,065.62 = 2,273.80/x
  3. Step 3: Cross multiply
    3,669.16x = 5,065.62 × 2,273.80
  4. Step 4: Simplify right side
    3,669.16x = 11,518,206.76
  5. Step 5: Solve for x
    x = 11,518,206.76/3,669.16
  6. Step 6: Final answer
    x = 3,139.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.