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Finding the Fourth Proportional to 1,468.73, 2,020.95 and 1,329.01

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Solution

The fourth proportional to 1,468.73, 2,020.95 and 1,329.01 is: 1,828.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.73 : 2,020.95 = 1,329.01 : x
  2. Step 2: Convert to fraction form
    1,468.73/2,020.95 = 1,329.01/x
  3. Step 3: Cross multiply
    1,468.73x = 2,020.95 × 1,329.01
  4. Step 4: Simplify right side
    1,468.73x = 2,685,857.71
  5. Step 5: Solve for x
    x = 2,685,857.71/1,468.73
  6. Step 6: Final answer
    x = 1,828.69

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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.