Home / 2,958.31-4,437.47-1,660.69

Finding the Fourth Proportional to 2,958.31, 4,437.47 and 1,660.69

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Solution

The fourth proportional to 2,958.31, 4,437.47 and 1,660.69 is: 2,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.31 : 4,437.47 = 1,660.69 : x
  2. Step 2: Convert to fraction form
    2,958.31/4,437.47 = 1,660.69/x
  3. Step 3: Cross multiply
    2,958.31x = 4,437.47 × 1,660.69
  4. Step 4: Simplify right side
    2,958.31x = 7,369,262.05
  5. Step 5: Solve for x
    x = 7,369,262.05/2,958.31
  6. Step 6: Final answer
    x = 2,491.04

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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.