Home / 1,472.91-2,033.07-948.94

Finding the Fourth Proportional to 1,472.91, 2,033.07 and 948.94

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Solution

The fourth proportional to 1,472.91, 2,033.07 and 948.94 is: 1,309.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.91 : 2,033.07 = 948.94 : x
  2. Step 2: Convert to fraction form
    1,472.91/2,033.07 = 948.94/x
  3. Step 3: Cross multiply
    1,472.91x = 2,033.07 × 948.94
  4. Step 4: Simplify right side
    1,472.91x = 1,929,252.80
  5. Step 5: Solve for x
    x = 1,929,252.80/1,472.91
  6. Step 6: Final answer
    x = 1,309.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.