Home / 2,973.88-4,438.69-2,576.79

Finding the Fourth Proportional to 2,973.88, 4,438.69 and 2,576.79

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Solution

The fourth proportional to 2,973.88, 4,438.69 and 2,576.79 is: 3,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.88 : 4,438.69 = 2,576.79 : x
  2. Step 2: Convert to fraction form
    2,973.88/4,438.69 = 2,576.79/x
  3. Step 3: Cross multiply
    2,973.88x = 4,438.69 × 2,576.79
  4. Step 4: Simplify right side
    2,973.88x = 11,437,536.93
  5. Step 5: Solve for x
    x = 11,437,536.93/2,973.88
  6. Step 6: Final answer
    x = 3,846.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.