Home / 2,973.09-4,455.78-2,559.45

Finding the Fourth Proportional to 2,973.09, 4,455.78 and 2,559.45

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Solution

The fourth proportional to 2,973.09, 4,455.78 and 2,559.45 is: 3,835.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.09 : 4,455.78 = 2,559.45 : x
  2. Step 2: Convert to fraction form
    2,973.09/4,455.78 = 2,559.45/x
  3. Step 3: Cross multiply
    2,973.09x = 4,455.78 × 2,559.45
  4. Step 4: Simplify right side
    2,973.09x = 11,404,323.84
  5. Step 5: Solve for x
    x = 11,404,323.84/2,973.09
  6. Step 6: Final answer
    x = 3,835.86

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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.