Home / 2,973.13-4,458.04-1,217.66

Finding the Fourth Proportional to 2,973.13, 4,458.04 and 1,217.66

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Solution

The fourth proportional to 2,973.13, 4,458.04 and 1,217.66 is: 1,825.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.13 : 4,458.04 = 1,217.66 : x
  2. Step 2: Convert to fraction form
    2,973.13/4,458.04 = 1,217.66/x
  3. Step 3: Cross multiply
    2,973.13x = 4,458.04 × 1,217.66
  4. Step 4: Simplify right side
    2,973.13x = 5,428,351.65
  5. Step 5: Solve for x
    x = 5,428,351.65/2,973.13
  6. Step 6: Final answer
    x = 1,825.81

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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.