Home / 2,329.79-3,488.47-1,960.74

Finding the Fourth Proportional to 2,329.79, 3,488.47 and 1,960.74

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Solution

The fourth proportional to 2,329.79, 3,488.47 and 1,960.74 is: 2,935.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.79 : 3,488.47 = 1,960.74 : x
  2. Step 2: Convert to fraction form
    2,329.79/3,488.47 = 1,960.74/x
  3. Step 3: Cross multiply
    2,329.79x = 3,488.47 × 1,960.74
  4. Step 4: Simplify right side
    2,329.79x = 6,839,977.77
  5. Step 5: Solve for x
    x = 6,839,977.77/2,329.79
  6. Step 6: Final answer
    x = 2,935.88

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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.