Home / 1,973.66-2,953.19-1,623.74

Finding the Fourth Proportional to 1,973.66, 2,953.19 and 1,623.74

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Solution

The fourth proportional to 1,973.66, 2,953.19 and 1,623.74 is: 2,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.66 : 2,953.19 = 1,623.74 : x
  2. Step 2: Convert to fraction form
    1,973.66/2,953.19 = 1,623.74/x
  3. Step 3: Cross multiply
    1,973.66x = 2,953.19 × 1,623.74
  4. Step 4: Simplify right side
    1,973.66x = 4,795,189.85
  5. Step 5: Solve for x
    x = 4,795,189.85/1,973.66
  6. Step 6: Final answer
    x = 2,429.60

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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.